{"id":6704,"date":"2025-10-20T15:33:19","date_gmt":"2025-10-20T07:33:19","guid":{"rendered":"https:\/\/www.hightopo.com\/blog\/?p=6704"},"modified":"2025-10-20T15:33:19","modified_gmt":"2025-10-20T07:33:19","slug":"webgl-canvas-%e5%86%85%e5%ad%98%e6%b3%84%e9%9c%b2%e5%88%86%e6%9e%90","status":"publish","type":"post","link":"https:\/\/www.hightopo.com\/blog\/6704.html","title":{"rendered":"WebGL\/Canvas \u5185\u5b58\u6cc4\u9732\u5206\u6790"},"content":{"rendered":"\n<p>\u5728\u6784\u5efa\u9ad8\u6027\u80fd\u3001\u957f\u5468\u671f\u8fd0\u884c\u7684&nbsp;WebGL\/Canvas&nbsp;\u5e94\u7528\uff08\u5982&nbsp;3D&nbsp;\u7f16\u8f91\u5668\u3001\u6570\u636e\u53ef\u89c6\u5316\u5e73\u53f0\uff09\u65f6\uff0c\u5185\u5b58\u7ba1\u7406\u662f\u4e00\u4e2a\u81f3\u5173\u91cd\u8981\u4e14\u6781\u5177\u6311\u6218\u6027\u7684\u8bfe\u9898\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u5185\u5b58\u6cc4\u9732\u5206\u6790\u66f4\u65b0.png\"><img loading=\"lazy\" width=\"1024\" height=\"997\" src=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u5185\u5b58\u6cc4\u9732\u5206\u6790\u66f4\u65b0-1024x997.png\" alt=\"\" class=\"wp-image-6705\" srcset=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u5185\u5b58\u6cc4\u9732\u5206\u6790\u66f4\u65b0-1024x997.png 1024w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u5185\u5b58\u6cc4\u9732\u5206\u6790\u66f4\u65b0-300x292.png 300w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u5185\u5b58\u6cc4\u9732\u5206\u6790\u66f4\u65b0-768x748.png 768w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u5185\u5b58\u6cc4\u9732\u5206\u6790\u66f4\u65b0-1536x1495.png 1536w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u5185\u5b58\u6cc4\u9732\u5206\u6790\u66f4\u65b0-660x643.png 660w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u5185\u5b58\u6cc4\u9732\u5206\u6790\u66f4\u65b0.png 2000w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<p>\u5f00\u53d1\u8005\u901a\u5e38\u9762\u4e34\u7684\u5185\u5b58\u6cc4\u6f0f\u95ee\u9898\uff0c\u5176\u6839\u6e90\u8fdc\u6bd4\u7b80\u5355\u7684&nbsp;JavaScript&nbsp;\u5bf9\u8c61\u672a\u91ca\u653e\u8981\u590d\u6742\u5f97\u591a\u3002\u4e00\u4e2a\u73b0\u4ee3&nbsp;WebGL\/Canvas&nbsp;\u5e94\u7528\u7684\u5185\u5b58\u7248\u56fe\u5b9e\u9645\u4e0a\u8de8\u8d8a\u4e86\u4e09\u4e2a\u622a\u7136\u4e0d\u540c\u4f46\u53c8\u76f8\u4e92\u5173\u8054\u7684\u5185\u5b58\u533a\u57df\uff1a<\/p>\n\n\n\n<ul><li>\u56fe&nbsp;V8&nbsp;\u5f15\u64ce\u7ba1\u7406\u7684&nbsp;JavaScript&nbsp;\u5806\uff08JS Heap\uff09\uff0c\u7edd\u5927\u90e8\u5206\u60c5\u51b5\u6700\u5173\u6ce8\u7684\u662f\u8fd9\u4e00\u5c42\u7684\u6cc4\u9732<\/li><li>\u56fe\u5f62\u5904\u7406\u5668\uff08GPU\uff09\u7684\u663e\u5b58\uff08VRAM\uff09<\/li><li>Blink&nbsp;\u6e32\u67d3\u5f15\u64ce\u81ea\u8eab\u7528\u4e8e\u7ba1\u7406&nbsp;DOM&nbsp;\u7b49\u5bf9\u8c61\u7684\u539f\u751f&nbsp;C++ \u5806\uff08Native Heap\uff09<\/li><\/ul>\n\n\n\n<p>\u8fd9\u4e09\u4e2a\u5185\u5b58\u533a\u57df\u5404\u81ea\u9075\u5faa\u4e0d\u540c\u7684\u5206\u914d\u3001\u7ba1\u7406\u548c\u56de\u6536\u89c4\u5219\uff1a<\/p>\n\n\n\n<ul><li><strong>V8 \u5806\uff1a\u91c7\u7528\u5148\u8fdb\u7684\u3001\u81ea\u52a8\u5316\u7684\u5783\u573e\u56de\u6536\uff08GC\uff09\u673a\u5236\uff0c\u5f53\u5f15\u7528\u4e3a\u7a7a\u7684\u65f6\u5019\u4f1a\u81ea\u52a8\u91ca\u653e<\/strong><\/li><li><strong>GPU \u663e\u5b58\uff1a\u4f9d\u8d56\u4e8e\u5f00\u53d1\u8005\u901a\u8fc7 WebGL API \u8fdb\u884c\u663e\u5f0f\u7684\u624b\u52a8\u7ba1\u7406<\/strong><\/li><li><strong>Blink&nbsp;\u7684\u539f\u751f\u5806\uff1a<\/strong>\u7531\u4e13\u7528&nbsp;C++&nbsp;\u5783\u573e\u56de\u6536\u5668\u8d1f\u8d23<\/li><\/ul>\n\n\n\n<p>\u5927\u591a\u6570\u96be\u4ee5\u8bca\u65ad\u548c\u4fee\u590d\u7684\u5185\u5b58\u6cc4\u6f0f\u95ee\u9898\uff0c\u5176\u672c\u8d28\u90fd\u6e90\u4e8e\u5bf9\u8fd9\u4e09\u4e2a\u5c42\u9762\u4e4b\u95f4\u7684\u8fb9\u754c\u3001\u6240\u6709\u6743\u89c4\u5219\u4ee5\u53ca\u901a\u4fe1\u534f\u8bae\u7f3a\u4e4f\u6df1\u523b\u7406\u89e3\u3002<\/p>\n\n\n\n<p>\u6211\u4eec\u5c06\u5206\u522b\u5bf9\u4e09\u4e2a\u6838\u5fc3\u90e8\u5206\uff0c\u7cfb\u7edf\u6027\u5730\u5206\u6790\u6bcf\u4e00\u5c42\u5185\u5b58\u533a\u57df\u4e2d\u5e38\u89c1\u7684\u6cc4\u6f0f\u6a21\u5f0f\u3001\u5e95\u5c42\u6210\u56e0\uff0c\u5e76\u4ecb\u7ecd\u5b9e\u7528\u6392\u67e5\u7b56\u7565\u548c\u89e3\u51b3\u65b9\u6848\u3002\u901a\u8fc7\u672c\u7bc7\u5206\u4eab\uff0c\u5f00\u53d1\u8005\u5c06\u80fd\u591f\u5efa\u7acb\u4e00\u4e2a\u8d2f\u7a7f&nbsp;GPU\u3001JavaScript&nbsp;\u5f15\u64ce\u548c\u6d4f\u89c8\u5668\u6e32\u67d3\u5185\u6838\u7684\u6574\u4f53\u5185\u5b58\u5fc3\u667a\u6a21\u578b\uff0c\u4ece\u800c\u66f4\u6709\u6548\u5730\u6784\u5efa\u7a33\u5b9a\u3001\u9ad8\u6548\u4e14\u65e0\u6cc4\u6f0f\u7684&nbsp;WebGL\/Canvas&nbsp;\u5e94\u7528\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72471.png\"><img loading=\"lazy\" width=\"827\" height=\"797\" src=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72471.png\" alt=\"\" class=\"wp-image-6706\" srcset=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72471.png 827w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72471-300x289.png 300w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72471-768x740.png 768w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72471-660x636.png 660w\" sizes=\"(max-width: 827px) 100vw, 827px\" \/><\/a><\/figure>\n\n\n\n<h1>JavaScript&nbsp;\u5806\u6cc4\u6f0f<\/h1>\n\n\n\n<p><strong>\u5806\u7b80\u8ff0<\/strong><\/p>\n\n\n\n<p>Javascript&nbsp;\u7684\u89e3\u91ca\u5668&nbsp;V8&nbsp;\u5f15\u64ce\u5c06\u6d4f\u89c8\u5668\u5185\u5b58\u5206\u4e3a\u4e24\u4e2a\u4e3b\u8981\u90e8\u5206\uff1a<\/p>\n\n\n\n<ul><li><strong>\u6808\uff08Stack\uff09\uff1a<\/strong>\u7528\u4e8e\u5b58\u50a8\u9759\u6001\u6570\u636e\uff0c\u5305\u62ec\u539f\u59cb\u7c7b\u578b\uff08Primitive Types\uff09\u7684\u5c40\u90e8\u53d8\u91cf\uff08\u5982&nbsp;number, boolean, null, undefined, string&nbsp;\u7b49\uff09\u4ee5\u53ca\u6307\u5411\u5806\u4e2d\u5bf9\u8c61\u7684\u6307\u9488\uff08\u5f15\u7528\u5730\u5740\uff09\u3002<strong>\u6808\u5185\u5b58\u7684\u7279\u70b9\u662f\u5927\u5c0f\u56fa\u5b9a\u3001\u81ea\u52a8\u5206\u914d\u548c\u91ca\u653e\uff0c<\/strong>\u968f\u7740\u51fd\u6570\u8c03\u7528\u7684\u5f00\u59cb\u548c\u7ed3\u675f\uff08\u6267\u884c\u4e0a\u4e0b\u6587\u7684\u5165\u6808\u548c\u51fa\u6808\uff09\u800c\u8fdb\u884c\u7ba1\u7406\u3002<\/li><li><strong>\u5806\uff08Heap\uff09\uff1a<\/strong>\u7528\u4e8e\u5b58\u50a8\u52a8\u6001\u5206\u914d\u7684\u5185\u5b58\uff0c\u5373<strong>\u5927\u5c0f\u4e0d\u56fa\u5b9a\u7684\u3001\u751f\u547d\u5468\u671f\u53ef\u80fd\u5f88\u957f\u7684\u6570\u636e<\/strong>\u3002JavaScript&nbsp;\u4e2d\u7684\u7edd\u5927\u591a\u6570\u201c\u4e1c\u897f\u201d\u90fd\u5b58\u5728\u8fd9\u91cc\u3002\u8b6c\u5982\u5bf9\u8c61\uff08object\uff09\uff0c\u6570\u7ec4\uff08Arrays)\uff0c\u51fd\u6570\uff08Functions\uff09\uff0c\u95ed\u5305\uff08Clousures\uff09\uff0c\u5b57\u7b26\u4e32\uff08String\uff09\uff0cArrayBuffer \/ Uint8Array&nbsp;\u7b49<\/li><\/ul>\n\n\n\n<p>\u6211\u4eec\u91cd\u70b9\u5173\u6ce8\u5806\u4e0a\u7684\u8d44\u6e90\uff0c\u5c3d\u7ba1\u6709\u81ea\u52a8\u5783\u573e\u56de\u6536\uff08GC\uff09\u673a\u5236\uff0cJS&nbsp;\u5806\u6cc4\u6f0f\u4ecd\u7136\u662f&nbsp;WebGL&nbsp;\u5e94\u7528\u4e2d\u4e00\u4e2a\u5e38\u89c1\u4e14\u68d8\u624b\u7684\u95ee\u9898\u3002<\/p>\n\n\n\n<p><strong>\u5bfc\u81f4&nbsp;JS&nbsp;\u5185\u5b58\u6cc4\u6f0f\u7684\u5e38\u89c1\u67b6\u6784\u6a21\u5f0f\uff1a<\/strong><\/p>\n\n\n\n<p>\u5728&nbsp;JavaScript&nbsp;\u8fd9\u7c7b\u5177\u5907\u81ea\u52a8\u5783\u573e\u56de\u6536\u673a\u5236\u7684\u8bed\u8a00\u4e2d\uff0c\u5185\u5b58\u6cc4\u6f0f\u7684\u672c\u8d28\u5e76\u975e\u201c\u5fd8\u8bb0\u91ca\u653e\u5185\u5b58\u201d\uff0c\u800c\u662f\u5b58\u5728<strong>\u201c\u610f\u5916\u7684\u5f15\u7528\u201d\uff08unwanted reference\uff09<\/strong>\u3002\u4e00\u4e2a\u5728\u903b\u8f91\u4e0a\u5df2\u7ecf\u5e9f\u5f03\u3001\u5e94\u7528\u4e0d\u518d\u9700\u8981\u7684\u5bf9\u8c61\uff0c\u82e5\u4ecd\u6709\u4e00\u6761\u5f15\u7528\u94fe\u5c06\u5176\u4e0e\u5b58\u6d3b\u7684\u5bf9\u8c61\u56fe\u76f8\u8fde\uff0cGC&nbsp;\u5c31\u4f1a\u5224\u5b9a\u5b83\u201c\u53ef\u8fbe\u201d\uff0c\u4ece\u800c\u65e0\u6cd5\u56de\u6536 \u3002<\/p>\n\n\n\n<p>GC&nbsp;\u6807\u8bb0 &#8211; \u6e05\u9664\uff08Mark-and-Sweep\uff09\u7b97\u6cd5\u9075\u5faa\u660e\u786e\u7684\u89c4\u5219\uff1a\u4ece\u6839\u5bf9\u8c61\u5f00\u59cb\uff0c\u9010\u6761\u8ffd\u8e2a\u6240\u6709\u6307\u9488\u3002\u53ea\u8981\u4ece\u6839\u5230\u67d0\u4e2a\u5bf9\u8c61\u5b58\u5728\u4e00\u6761\u8def\u5f84\uff0c\u8be5\u5bf9\u8c61\u5c31\u5b9a\u4e49\u4e3a\u53ef\u8fbe\uff0c\u5373\u201c\u5b58\u6d3b\u201d\u3002\u4f46\u662f&nbsp;GC&nbsp;\u65e0\u6cd5\u7406\u89e3\u5f00\u53d1\u8005\u7684\u8bed\u4e49\u610f\u56fe \u2014\u2014 \u5b83\u65e0\u6cd5\u5224\u65ad\u4e00\u4e2a\u5df2\u7ecf\u8131\u79bb\u6587\u6863\u7684&nbsp;DOM&nbsp;\u8282\u70b9\u662f\u5426\u6c38\u8fdc\u4e0d\u4f1a\u88ab\u91cd\u65b0\u6302\u8f7d\uff0c\u4e5f\u65e0\u6cd5\u77e5\u6653\u95ed\u5305\u4e2d\u6355\u83b7\u7684\u53d8\u91cf\u662f\u5426\u6c38\u8fdc\u4e0d\u4f1a\u88ab\u8bbf\u95ee\u3002\u5b83\u53ea\u80fd\u673a\u68b0\u6027\u5730\u9075\u5faa\u6307\u9488\u3002<\/p>\n\n\n\n<p>\u56e0\u6b64\uff0c\u4fee\u590d\u8fd9\u4e9b\u5185\u5b58\u6cc4\u6f0f\u5e76\u975e\u5bfb\u627e&nbsp;V8&nbsp;\u5f15\u64ce\u7684&nbsp;bug\uff0c\u800c\u662f\u7ec6\u81f4\u5730\u7ba1\u7406\u5bf9\u8c61\u56fe\uff0c\u786e\u4fdd\u5f53\u5bf9\u8c61\u5728\u903b\u8f91\u4e0a\u4e0d\u518d\u9700\u8981\u65f6\uff0c\u901a\u8fc7&nbsp;myNode = null&nbsp;\u6216&nbsp;removeEventListener&nbsp;\u7b49\u65b9\u5f0f\u663e\u5f0f\u5730\u5207\u65ad\u5f15\u7528\u3002&nbsp;<\/p>\n\n\n\n<p><strong>\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u89c1\u7684\u5bfc\u81f4\u610f\u5916\u5f15\u7528\u7684\u6a21\u5f0f\uff1a<\/strong><\/p>\n\n\n\n<p><strong>1\u3001 \u5206\u79bb\u7684&nbsp;DOM&nbsp;\u5143\u7d20<\/strong><\/p>\n\n\n\n<p>\u5206\u79bb\u7684&nbsp;DOM&nbsp;\u5143\u7d20&nbsp;\uff08Detached DOM Elements\uff09&nbsp;\u8fd9\u662f\u6700\u7ecf\u5178\u7684\u6cc4\u6f0f\u6a21\u5f0f\u4e4b\u4e00\u3002\u5f53\u4e00\u4e2a&nbsp;DOM&nbsp;\u8282\u70b9\u901a\u8fc7&nbsp;element.removeChild()&nbsp;\u4ece\u6587\u6863\u6811\u4e2d\u79fb\u9664\u540e\uff0c\u5b83\u5728\u9875\u9762\u4e0a\u5c31\u4e0d\u518d\u53ef\u89c1\u3002\u4f46\u662f\uff0c\u5982\u679c\u6b64\u65f6&nbsp;JavaScript&nbsp;\u4ee3\u7801\u4e2d\u4ecd\u6709\u67d0\u4e2a\u53d8\u91cf\u6301\u6709\u5bf9\u8be5\u8282\u70b9\u7684\u5f15\u7528\uff0c\u90a3\u4e48\u8fd9\u4e2a\u8282\u70b9\u53ca\u5176\u6574\u4e2a\u5b50\u6811\u90fd\u65e0\u6cd5\u88ab&nbsp;GC&nbsp;\u56de\u6536\u3002\u5728\u590d\u6742\u7684\u5355\u9875\u5e94\u7528\uff08SPA\uff09\u4e2d\uff0c\u89c6\u56fe\u7ec4\u4ef6\u88ab\u52a8\u6001\u521b\u5efa\u548c\u9500\u6bc1\uff0c\u5982\u679c\u9500\u6bc1\u903b\u8f91\u4e0d\u5b8c\u5584\uff0c\u5f88\u5bb9\u6613\u7559\u4e0b\u5bf9\u65e7\u89c6\u56fe&nbsp;DOM&nbsp;\u8282\u70b9\u7684\u5f15\u7528\u3002<\/p>\n\n\n\n<p><strong>2\u3001\u95ed\u5305\u5f15\u8d77\u7684\u610f\u5916\u4f5c\u7528\u57df\u6355\u83b7<\/strong><\/p>\n\n\n\n<p>\u95ed\u5305\uff08Closure\uff09\u662f&nbsp;JavaScript&nbsp;\u7684\u4e00\u4e2a\u5f3a\u5927\u7279\u6027\uff0c\u5b83\u5141\u8bb8\u51fd\u6570\u8bbf\u95ee\u5e76\u64cd\u4f5c\u5176\u8bcd\u6cd5\u4f5c\u7528\u57df\uff08lexical scope\uff09\u4e2d\u7684\u53d8\u91cf\uff0c\u5373\u4f7f\u8be5\u51fd\u6570\u5df2\u5728\u5176\u4f5c\u7528\u57df\u4e4b\u5916\u88ab\u8c03\u7528\u3002\u4f46\u662f\u8fd9\u4efd\u5f3a\u5927\u4e5f\u6697\u85cf\u98ce\u9669\uff0c\u95ed\u5305\u5f80\u5f80\u662f\u5185\u5b58\u6cc4\u6f0f\u7684\u201c\u9690\u5f62\u6e90\u5934\u201d\u3002<\/p>\n\n\n\n<p>\u95ed\u5305\u4f1a\u5b8c\u6574\u6301\u6709\u5176\u521b\u5efa\u65f6\u6240\u5728\u4f5c\u7528\u57df\u7684\u5f15\u7528\u3002\u82e5\u4e00\u4e2a\u751f\u547d\u5468\u671f\u5f88\u957f\u7684\u5185\u90e8\u51fd\u6570\uff08\u4f8b\u5982\uff0c\u4e00\u4e2a\u4e8b\u4ef6\u56de\u8c03\u6216\u5b9a\u65f6\u5668\u56de\u8c03\uff09\u662f\u5728\u4e00\u4e2a\u5305\u542b\u5927\u578b\u5bf9\u8c61\u5f15\u7528\u7684\u5916\u90e8\u51fd\u6570\u4e2d\u521b\u5efa\u7684\uff0c\u90a3\u4e48\u8fd9\u4e2a\u5927\u578b\u5bf9\u8c61\u4e5f\u4f1a\u88ab\u95ed\u5305\u201c\u6355\u83b7\u201d\u3002\u5373\u4f7f\u5185\u90e8\u51fd\u6570\u672c\u8eab\u4ece\u672a\u4f7f\u7528\u8fc7\u5b83\uff0c\u5927\u578b\u5bf9\u8c61\u4e5f\u4f1a\u59cb\u7ec8\u5904\u4e8e\u53ef\u8fbe\u72b6\u6001\uff0c\u6700\u7ec8\u5bfc\u81f4\u5783\u573e\u56de\u6536\u5668\u65e0\u6cd5\u5bf9\u5176\u56de\u6536\uff0c\u4ece\u800c\u9020\u6210\u5185\u5b58\u6cc4\u6f0f\u3002<\/p>\n\n\n\n<p><strong>3\u3001 \u60ac\u7a7a\u7684\u5b9a\u65f6\u5668\u548c\u4e8b\u4ef6\u76d1\u542c\u5668<\/strong><\/p>\n\n\n\n<p>\u4f20\u9012\u7ed9&nbsp;setInterval\u3001setTimeout&nbsp;\u6216&nbsp;element.addEventListener&nbsp;\u7684\u56de\u8c03\u51fd\u6570\uff0c\u5176\u751f\u547d\u5468\u671f\u4f1a\u6301\u7eed\u5230\u5b9a\u65f6\u5668\u88ab\u6e05\u9664\u6216\u4e8b\u4ef6\u76d1\u542c\u5668\u88ab\u79fb\u9664\u4e3a\u6b62\u3002\u5728\u6b64\u671f\u95f4\uff0c\u82e5\u56de\u8c03\u51fd\u6570\u5185\u90e8\u5f15\u7528\u4e86\u5176\u4ed6\u5bf9\u8c61\uff08\u6bd4\u5982\u67d0\u4e2a\u7ec4\u4ef6\u7684\u5b9e\u4f8b\u6216\u6570\u636e\uff09\uff0c\u8fd9\u4e9b\u88ab\u5f15\u7528\u7684\u5bf9\u8c61\u4e5f\u4f1a\u88ab\u201c\u7ed1\u5b9a\u201d\u800c\u4fdd\u6301\u5b58\u6d3b\u72b6\u6001\u3002\u5728\u7ec4\u4ef6\u5316\u5f00\u53d1\u4e2d\uff0c\u6700\u5e38\u89c1\u7684\u758f\u6f0f\u4e4b\u4e00\u4fbf\u662f\uff1a\u5728\u7ec4\u4ef6\u9500\u6bc1\u65f6\u5fd8\u8bb0\u6e05\u7406\u8fd9\u4e9b\u5b9a\u65f6\u5668\u4e0e\u4e8b\u4ef6\u76d1\u542c\u5668\u3002\u8fd9\u5c31\u4f1a\u76f4\u63a5\u5bfc\u81f4\u6574\u4e2a\u7ec4\u4ef6\u5b9e\u4f8b\u53ca\u5176\u4f9d\u8d56\u5bf9\u8c61\u59cb\u7ec8\u5904\u4e8e\u53ef\u8fbe\u72b6\u6001\uff0c\u6700\u7ec8\u65e0\u6cd5\u88ab\u56de\u6536\uff0c\u4ece\u800c\u9020\u6210\u5185\u5b58\u6cc4\u6f0f\u3002<\/p>\n\n\n\n<p><strong>4\u3001\u610f\u5916\u7684\u5168\u5c40\u53d8\u91cf<\/strong><\/p>\n\n\n\n<p>\u5728\u975e\u4e25\u683c\u6a21\u5f0f\u4e0b\uff0c\u51fd\u6570\u5185\u7ed9\u672a\u58f0\u660e\u7684\u53d8\u91cf\u8fdb\u884c\u8d4b\u503c\uff0cJavaScript&nbsp;\u4e0d\u4f1a\u62a5\u9519\uff0c\u53cd\u800c\u4f1a\u5728\u5168\u5c40\u5bf9\u8c61\uff08\u5982\u6d4f\u89c8\u5668\u7684&nbsp;window\uff09\u4e0a\u521b\u5efa\u4e00\u4e2a\u540c\u540d\u53d8\u91cf\u3002\u5168\u5c40\u53d8\u91cf\u4f5c\u4e3a&nbsp;GC&nbsp;\u6839\u8282\u70b9\uff0c\u5b83\u4eec\u5728\u5e94\u7528\u7684\u6574\u4e2a\u751f\u547d\u5468\u671f\u5185\u90fd\u65e0\u6cd5\u88ab\u56de\u6536\u3002\u8fd9\u79cd\u201c\u610f\u5916\u7684\u5168\u5c40\u53d8\u91cf\u201d\u901a\u5e38\u7531\u62fc\u5199\u9519\u8bef\u6216\u5fd8\u8bb0\u4f7f\u7528&nbsp;let\u3001const\u3001var&nbsp;\u5173\u952e\u5b57\u5f15\u8d77\uff0c\u662f\u4e00\u79cd\u9690\u853d\u4f46\u5371\u5bb3\u4e25\u91cd\u7684\u5185\u5b58\u6cc4\u6f0f\u6e90\u3002<\/p>\n\n\n\n<p><strong>Chrome DevTools \u5806\u5206\u6790\u5b9e\u6218\u6307\u5357<\/strong><\/p>\n\n\n\n<p>Chrome DevTools\uff08\u5f00\u53d1\u8005\u5de5\u5177\uff09 \u7684&nbsp;Memory\uff08\u5185\u5b58\uff09\u9762\u677f\u662f\u8bca\u65ad&nbsp;JS&nbsp;\u5806\u6cc4\u6f0f\u7684\u6743\u5a01\u5de5\u5177\u3002\u5b83\u53ef\u4ee5\u5bf9\u5f53\u524d\u5806\u8fdb\u884c\u5feb\u7167\uff0c\u76f4\u89c2\u7684\u5c55\u793a\u5f53\u524d\u7684\u5360\u7528\u60c5\u51b5\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72472.png\"><img loading=\"lazy\" width=\"1024\" height=\"380\" src=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72472-1024x380.png\" alt=\"\" class=\"wp-image-6707\" srcset=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72472-1024x380.png 1024w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72472-300x111.png 300w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72472-768x285.png 768w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72472-660x245.png 660w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72472.png 1323w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<p>\u5177\u4f53\u64cd\u4f5c\u4f4d\u7f6e\u5728&nbsp;Chrome DevTools -&gt; Momery&nbsp;\u6807\u7b7e\u9875\uff08\u56fe\u4e2d&nbsp;\u2460\uff09\u3002<\/p>\n\n\n\n<p><strong>1.<\/strong>\u5728\u5185\u5b58\u5206\u6790\u4e2d\uff0cHeap snapshot\uff08\u5806\u5feb\u7167\uff09\u662f\u6700\u5e38\u7528\u7684\u6392\u67e5\u624b\u6bb5\uff0c\u5728\u751f\u6210\u5feb\u7167\u524d\uff0c\u9700\u5148\u9009\u62e9\u8fd9\u4e00\u7c7b\u578b\uff08\u56fe\u4e2d&nbsp;\u2461\uff09\u3002<\/p>\n\n\n\n<p><strong>2.<\/strong>\u5728\u751f\u6210\u5feb\u7167\u524d\uff0c\u9700\u8981\u5148\u70b9\u51fb\u4e0a\u56fe\u4e2d\u7684&nbsp;\u2462&nbsp;\u53f7\u6309\u94ae\uff08\u5f3a\u5236\u5783\u573e\u56de\u6536\uff09\uff0c\u5f85\u5b8c\u6210\u4e00\u6b21&nbsp;GC&nbsp;\u540e\uff0c\u518d\u70b9&nbsp;\u2463&nbsp;\u53f7\u6309\u94ae\u751f\u6210\u5feb\u7167\u3002\u8fd9\u6837\u505a\u7684\u539f\u56e0\u662f\uff0c\u6211\u4eec\u7684\u6838\u5fc3\u76ee\u6807\u662f\u6392\u67e5\u5185\u5b58\u6cc4\u6f0f\u95ee\u9898\uff0c\u5f3a\u5236&nbsp;GC&nbsp;\u80fd\u91ca\u653e\u539f\u672c\u5e94\u8be5\u88ab\u56de\u6536\u7684\u8d44\u6e90\uff0c\u8fd9\u4f1a\u8ba9\u5feb\u7167\u7ed3\u679c\u66f4\u52a0\u76f4\u89c2\u5730\u663e\u793a\u51fa\u95ee\u9898\u3002<\/p>\n\n\n\n<p><strong>3.<\/strong>\u5feb\u7167\u751f\u6210\u540e\uff0c\u5728&nbsp;\u2464&nbsp;\u4f4d\u7f6e\u4f1a\u663e\u793a\u5feb\u7167\u4fe1\u606f\uff0c\u5c55\u5f00\u540e\u5982\u4e0b\uff1a<\/p>\n\n\n\n<p>\uff08\u2465&nbsp;\u4f4d\u7f6e\u4f1a\u5c55\u793a\u5806\u5185\u5b58\u7684\u5927\u5c0f\uff0c\u80fd\u5feb\u901f\u4e14\u76f4\u89c2\u5730\u4e86\u89e3\u5230\u6574\u4e2a\u9875\u9762\u7684\u5806\u5185\u5b58\u5360\u7528\u60c5\u51b5\u3002\uff09<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72473.png\"><img loading=\"lazy\" width=\"1024\" height=\"522\" src=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72473-1024x522.png\" alt=\"\" class=\"wp-image-6708\" srcset=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72473-1024x522.png 1024w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72473-300x153.png 300w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72473-768x391.png 768w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72473-660x336.png 660w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72473.png 1144w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<p>\u5728\u5feb\u7167\u4fe1\u606f\u4e2d\uff0c\u9700\u8981\u91cd\u70b9\u5173\u6ce8\u6bcf\u4e2a\u5bf9\u8c61\u7684\u4e24\u9879\u6838\u5fc3\u6570\u636e\uff1a<\/p>\n\n\n\n<ul><li>Shallow Size&nbsp;\u6d45\u5c42\u5927\u5c0f\uff08\u56fe\u4e2d&nbsp;\u2460\uff09\uff1a\u4e00\u822c\u7528\u6765\u6307\u5bf9\u8c61\u81ea\u8eab\u5360\u7528\u7684\u5927\u5c0f\uff0c\u4e0d\u5305\u542b\u5b83\u5f15\u7528\u7684\u5176\u4ed6\u5bf9\u8c61\u7684\u5927\u5c0f\u3002<\/li><li>Retained Size&nbsp;\u4fdd\u7559\u5927\u5c0f\uff08\u56fe\u4e2d&nbsp;\u2461\uff09\uff1a\u8868\u793a\u8be5\u5bf9\u8c61\u5728\u88ab&nbsp;GC&nbsp;\u540e\uff0c\u6240\u80fd\u91ca\u653e\u7684\u603b\u5185\u5b58\u5927\u5c0f\u3002\u901a\u5e38\u7b49\u4e8e\u81ea\u8eab\u7684&nbsp;Shallow Size&nbsp;\u52a0\u4e0a\u88ab\u5b83\u5f15\u7528\u7684\u5176\u4ed6\u5bf9\u8c61\u7684&nbsp;Shallow Size&nbsp;\u4e4b\u548c\u3002<\/li><\/ul>\n\n\n\n<p>\u5728\u5b9e\u9645\u5206\u6790\u4e2d\uff0c\u5efa\u8bae\u4f18\u5148\u5173\u6ce8&nbsp;Retained Size\uff0c\u56e0\u5176\u80fd\u66f4\u5168\u9762\u5730\u53cd\u6620\u5bf9\u8c61\u5806\u5185\u5b58\u5360\u7528\u7684\u5b9e\u9645\u5f71\u54cd\u3002<\/p>\n\n\n\n<p><strong>\u5feb\u7167\u7684\u6458\u8981\u89c6\u56fe<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72474.png\"><img loading=\"lazy\" width=\"1024\" height=\"573\" src=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72474-1024x573.png\" alt=\"\" class=\"wp-image-6709\" srcset=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72474-1024x573.png 1024w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72474-300x168.png 300w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72474-768x430.png 768w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72474-660x369.png 660w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72474.png 1258w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<p>\u5728\u4e0a\u56fe\u6240\u793a\u7684\u6458\u8981\u4e2d\uff0c\u6bcf\u4e00\u9879\u90fd\u652f\u6301\u5c55\u5f00\uff0c\u5c55\u5f00\u540e\u53ef\u4ee5\u770b\u5230\u5bf9\u8c61\u7684\u5b8c\u6574\u5f15\u7528\u94fe\u3002\u6458\u8981\u9762\u677f\u9002\u5408\u7684\u8fd0\u7528\u573a\u666f\uff1a\u5f53\u5355\u6b21&nbsp;Profile&nbsp;\u5df2\u663e\u793a\u51fa\u5927\u91cf\u7684\u5185\u5b58\u5360\u7528\u65f6\uff0c\u53ef\u5148\u6309&nbsp;Retained Size&nbsp;\u5bf9\u5217\u8868\u8fdb\u884c\u6392\u5e8f\uff0c\u5feb\u901f\u5b9a\u4f4d\u5230\u5360\u636e\u4e86\u8fc7\u9ad8\u7684\u5185\u5b58\u7684\u9879\uff0c\u5c55\u5f00\u5176\u4e2d\u7684\u53ef\u7591\u76ee\u6807\u5e76\u4e00\u8def\u8ffd\u6eaf\uff0c\u76f4\u5230\u627e\u5230\u6839\u6e90 \u2014\u2014 \u901a\u5e38\u662f\u6302\u8f7d\u5230\u5168\u5c40&nbsp;windows&nbsp;\u5bf9\u8c61\u4e0a\u7684\u53d8\u91cf\uff0c\u6216\u88ab\u95ed\u5305\u6355\u83b7\u7684\u53d8\u91cf\u3002<\/p>\n\n\n\n<p><strong>\u4e09\u5feb\u7167\u6cd5\uff08\u63a8\u8350\u7684\u6392\u67e5\u6b65\u9aa4\uff09<\/strong><\/p>\n\n\n\n<p>\u5728\u591a\u6570\u60c5\u51b5\u4e0b\uff0c<strong>\u6cc4\u9732\u662f\u7f13\u6162\u53d1\u751f\u7684<\/strong>\uff0c\u5355\u4e2a\u5806\u5feb\u7167\u5305\u542b\u4e86\u6570\u767e\u4e07\u4e2a\u5bf9\u8c61\uff0c\u6742\u4e71\u65e0\u7ae0\uff0c\u4e0d\u65b9\u4fbf\u76f4\u63a5\u627e\u5230\u6cc4\u6f0f\u6e90\u3002\u56e0\u6b64\uff0c\u6211\u4eec\u66f4\u63a8\u8350\u4f7f\u7528\u201c\u4e09\u5feb\u7167\u6cd5\u201d\u6765\u627e\u5230\u6cc4\u9732\u7684\u6e90\u5934\u3002\u5177\u4f53\u64cd\u4f5c\u6b65\u9aa4\uff1a<\/p>\n\n\n\n<ol><li><strong>\u5feb\u7167&nbsp;1&nbsp;(\u57fa\u7ebf\u72b6\u6001)\uff1a<\/strong>\u52a0\u8f7d\u9875\u9762\uff0c\u5728\u5e94\u7528\u8fdb\u5165\u7a33\u5b9a\u72b6\u6001\u540e\uff0c\u70b9\u5feb\u7167\u4e2d\u7684\u626b\u628a\u6309\u94ae\uff0c\u505a\u4e00\u6b21\u5f3a\u5236&nbsp;GC&nbsp;\u540e\uff0c\u62cd\u6444\u7b2c\u4e00\u6b21\u5806\u5feb\u7167\uff08Heap snapshot\uff09\uff0c\u5efa\u7acb\u5185\u5b58\u7684\u57fa\u7ebf<\/li><li><strong>\u6267\u884c\u53ef\u7591\u64cd\u4f5c\uff1a<\/strong>\u6267\u884c\u4e00\u7cfb\u5217\u4f60\u6000\u7591\u53ef\u80fd\u5bfc\u81f4\u5185\u5b58\u6cc4\u6f0f\u7684\u7528\u6237\u64cd\u4f5c\u3002\u8fd9\u91cc\u7684\u5173\u952e\u5728\u4e8e\uff1a<strong>\u8fd9\u4e2a\u64cd\u4f5c\u5e8f\u5217\u5e94\u5177\u5907\u662f\u53ef\u9006\u6027\u3002<\/strong>\u4f8b\u5982\u201c\u6253\u5f00\u4e00\u4e2a\u590d\u6742\u7684&nbsp;UI&nbsp;\u9762\u677f\uff0c\u968f\u540e\u518d\u5c06\u5176\u5173\u95ed\u201d\u3002\u8fd9\u4e2a\u201c\u64cd\u4f5c-\u9006\u64cd\u4f5c\u201d\u5faa\u73af\u662f\u4f60\u7684<strong>\u53d7\u63a7\u5b9e\u9a8c<\/strong>\uff0c\u5047\u8bbe\u662f\u201c\u8be5\u5faa\u73af\u5e94\u662f\u5185\u5b58\u4e2d\u6027\u7684\uff0c\u5373\u64cd\u4f5c\u540e\u4e0d\u5e94\u9057\u7559\u4efb\u4f55\u5185\u5b58\u5783\u573e\u201d\u3002\u6b64\u5916\uff0c\u4e5f\u53ef\u6d4b\u8bd5\u5e94\u7528\u957f\u65f6\u95f4\u9759\u7f6e\uff08\u5982\u534a\u5c0f\u65f6\u4ee5\u4e0a\uff09\u7684\u60c5\u51b5\u3002<\/li><li><strong>\u5feb\u7167&nbsp;2<\/strong>\uff1a\u505a\u5b8c\u4e0a\u8ff0\u7684\u64cd\u4f5c\u4e4b\u540e\uff0c\u7ee7\u7eed\u5f3a\u5236&nbsp;GC&nbsp;\u4e00\u6b21\uff0c\u518d\u62cd\u6444\u7b2c\u4e8c\u6b21\u5feb\u7167\u3002<\/li><li><strong>\u653e\u5927\u6cc4\u6f0f\uff1a<\/strong>\u91cd\u590d\u6267\u884c\u6b65\u9aa4&nbsp;2&nbsp;\u4e2d\u7684\u201c\u64cd\u4f5c-\u9006\u64cd\u4f5c\u201d\u5faa\u73af\u6570\u6b21\uff08\u4f8b\u5982&nbsp;1-N&nbsp;\u6b21\uff09\u3002\u8fd9\u4f1a\u653e\u5927\u5185\u5b58\u6cc4\u6f0f\uff0c\u4f7f\u5176\u5728\u5feb\u7167\u5bf9\u6bd4\u4e2d\u66f4\u52a0\u660e\u663e\u3002<\/li><li><strong>\u5feb\u7167&nbsp;3\uff1a<\/strong>\u5b8c\u6210\u6240\u6709\u5faa\u73af\u540e\uff0c\u518d\u6b21\u5f3a\u5236&nbsp;GC\uff0c\u5e76\u62cd\u6444\u7b2c\u4e09\u6b21\u5feb\u7167\u3002<\/li><\/ol>\n\n\n\n<p><strong>1\u3001\u4f7f\u7528\u5bf9\u6bd4\u89c6\u56fe<\/strong><\/p>\n\n\n\n<p>\u5728\u5b8c\u6210\u4ee5\u4e0a\u7684\u64cd\u4f5c\u6b65\u9aa4\u540e\uff0c\u9009\u62e9\u7b2c\u4e09\u4e2a\u5feb\u7167\uff0c\u5e76\u5728\u9876\u90e8\u7684\u89c6\u56fe\u9009\u62e9\u5668\u4e2d\uff08\u4e0b\u56fe&nbsp;\u2461\uff09\uff0c\u5c06\u89c6\u56fe\u6a21\u5f0f\u4ece&nbsp;Summary&nbsp;\u5207\u6362\u4e3a&nbsp;Comparison\uff0c\u6bd4\u8f83\u5bf9\u8c61\u9009\u62e9\u4e3a\u5feb\u7167&nbsp;2\uff08\u4e0b\u56fe&nbsp;\u2462\uff09\u3002\u73b0\u5728\u89c6\u56fe\u53ea\u4f1a\u663e\u793a\u5feb\u7167&nbsp;2&nbsp;\u548c\u5feb\u7167&nbsp;3&nbsp;\u4e4b\u95f4\u53d1\u751f\u53d8\u5316\u7684\u5bf9\u8c61\u3002\u64cd\u4f5c\u540e\u9700\u8981\u5173\u6ce8\u4ee5\u4e0b\u5185\u5bb9\uff1a<\/p>\n\n\n\n<ul><li>Delta&nbsp;\u5217\uff1a\u8fd9\u662f\u8be5\u89c6\u56fe\u7684\u6838\u5fc3\uff0c\u5b83\u663e\u793a\u4e86\u5bf9\u8c61\u5b9e\u4f8b\u6570\u91cf\u7684\u51c0\u53d8\u5316\u3002<strong>\u9700\u91cd\u70b9\u5173\u6ce8 Delta \u503c\u4e3a\u6b63\u6570\u7684\u9879<\/strong>\uff0c\u5c24\u5176\u662f\u90a3\u4e9b\u4e0e\u91cd\u590d\u64cd\u4f5c\u6b21\u6570\u6210\u6b63\u6bd4\u7684\u6784\u9020\u51fd\u6570\u3002\u8fd9\u4e9b\u5c31\u662f\u5728\u64cd\u4f5c\u5faa\u73af\u4e2d\u88ab\u521b\u5efa\u4f46\u672a\u80fd\u88ab\u6210\u529f\u56de\u6536\u7684\u5bf9\u8c61\u3002<\/li><li>Retained Size Delta&nbsp;\u5217\uff1a\u6b64\u5217\u663e\u793a\u4e86\u8be5\u7c7b\u5bf9\u8c61\u53ca\u5176\u5f15\u7528\u7684\u6240\u6709\u5bf9\u8c61\u6240\u5360\u5185\u5b58\u7684\u51c0\u589e\u91cf\u3002\u6309\u6b64\u5217\u964d\u5e8f\u6392\u5e8f\uff0c\u53ef\u4ee5\u5feb\u901f\u5b9a\u4f4d\u5230\u5bf9\u5185\u5b58\u5f71\u54cd\u6700\u5927\u7684\u6cc4\u6f0f\u6e90\u3002<\/li><\/ul>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72475.png\"><img loading=\"lazy\" width=\"1024\" height=\"604\" src=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72475-1024x604.png\" alt=\"\" class=\"wp-image-6710\" srcset=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72475-1024x604.png 1024w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72475-300x177.png 300w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72475-768x453.png 768w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72475-660x389.png 660w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72475.png 1258w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<p><strong>2\u3001\u4f7f\u7528\u6458\u8981\u89c6\u56fe<\/strong><\/p>\n\n\n\n<p>\u8fd8\u6709\u4e00\u79cd\u5f88\u91cd\u8981\u7684\u6392\u67e5\u65b9\u5f0f\uff1a<\/p>\n\n\n\n<ul><li>\u9009\u62e9\u7b2c\u4e09\u4e2a\u5feb\u7167\uff0c\u9876\u90e8\u7684\u89c6\u56fe\u9009\u62e9\u5668\uff0c\u5207\u6362\u4e3a&nbsp;Summary<\/li><li>\u53f3\u4fa7\u4e0b\u62c9\u6846\u4e2d\u9009\u62e9\u7b5b\u9009\u5feb\u7167\u4e00\u548c\u5feb\u7167\u4e8c\u4e2d\u95f4\u521b\u5efa\u7684\u5bf9\u8c61<\/li><\/ul>\n\n\n\n<p>\u8be5\u89c6\u56fe\u7684\u610f\u56fe\u662f\uff1a\u67e5\u627e\u51fa\u5feb\u7167&nbsp;2&nbsp;\u8f83\u5feb\u7167&nbsp;1&nbsp;\u65b0\u589e\u7684\u5185\u5b58\u5bf9\u8c61\uff0c\u82e5\u8fd9\u4e9b\u65b0\u589e\u5bf9\u8c61\u5728\u5feb\u7167&nbsp;3&nbsp;\u4e2d\u4f9d\u7136\u5b58\u5728\uff0c\u90a3\u4e48\u5b83\u4eec\u6781\u6709\u53ef\u80fd\u662f\u6cc4\u9732\u7684\u6e90\u5934\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72476.png\"><img loading=\"lazy\" width=\"1024\" height=\"624\" src=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72476-1024x624.png\" alt=\"\" class=\"wp-image-6711\" srcset=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72476-1024x624.png 1024w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72476-300x183.png 300w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72476-768x468.png 768w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72476-660x402.png 660w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72476.png 1258w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<p><strong>3\u3001\u4f7f\u7528&nbsp;Retainers&nbsp;\u6811\u8ffd\u6eaf\u6cc4\u6f0f\u6e90<\/strong><\/p>\n\n\n\n<p>\u5728\u5bf9\u6bd4\u89c6\u56fe\u4e2d\u5b9a\u4f4d\u5230\u4e00\u4e2a\u53ef\u7591\u7684\u6cc4\u6f0f\u5bf9\u8c61\uff08\u5373\u5bf9\u5e94\u7684\u6784\u9020\u51fd\u6570\uff09\u540e\uff0c\u5c55\u5f00\u8be5\u6784\u9020\u51fd\u6570\uff0c\u5e76\u9009\u4e2d\u5176\u4e2d\u4e00\u4e2a\u5b9e\u4f8b\u3002\u6b64\u65f6\uff0c\u4e0b\u65b9\u7684&nbsp;Retainers\uff08\u4fdd\u7559\u8005\uff09\u9762\u677f\u4f1a\u81ea\u52a8\u52a0\u8f7d\u5185\u5bb9\u3002\u8fd9\u4e2a\u9762\u677f\u662f\u5b9a\u4f4d\u5185\u5b58\u6cc4\u6f0f\u6839\u6e90\u7684\u6838\u5fc3\u5de5\u5177\uff0c\u9762\u677f\u5c55\u793a\u4e86\u4e00\u6761\u6216\u591a\u6761\u5f15\u7528\u94fe\uff0c\u5e76\u6e05\u6670\u5730\u89e3\u91ca\u4e86\u88ab\u9009\u4e2d\u5bf9\u8c61\u65e0\u6cd5\u88ab&nbsp;GC&nbsp;\u56de\u6536\u7684\u539f\u56e0\u3002<\/p>\n\n\n\n<p>\u5177\u4f53\u5206\u6790\u6b65\u9aa4\u5982\u4e0b\uff1a<\/p>\n\n\n\n<ul><li>\u8ffd\u6eaf\u5f15\u7528\u94fe\uff1aRetainers&nbsp;\u6811\u4ee5\u88ab\u9009\u4e2d\u7684\u5bf9\u8c61\u4e3a\u8d77\u70b9\uff0c\u9010\u5c42\u5411\u4e0a\u8ffd\u6eaf\uff0c\u76f4\u5230\u6307\u5411\u67d0\u4e2a&nbsp;GC&nbsp;\u6839\u8282\u70b9\uff08\u4f8b\u5982&nbsp;(Global handles)&nbsp;\u4e0b\u7684&nbsp;window&nbsp;\u5bf9\u8c61\uff09\u3002\u5f00\u53d1\u8005\u9700\u8981\u4ed4\u7ec6\u68c0\u67e5\u8fd9\u6761\u94fe\u8def\u4e0a\u7684\u6bcf\u4e2a\u8282\u70b9\u3002<\/li><li>\u8bc6\u522b\u610f\u5916\u5f15\u7528\uff1a\u5bfb\u627e\u90a3\u4e9b\u672c\u5e94\u5728\u64cd\u4f5c\u7ed3\u675f\u540e\u88ab\u5207\u65ad\u7684\u5f15\u7528\u3002\u4f8b\u5982\uff0c\u4e00\u4e2a\u5df2\u5173\u95ed\u9762\u677f\u7684&nbsp;DOM&nbsp;\u8282\u70b9\uff0c\u4ecd\u88ab\u4e00\u4e2a\u5168\u5c40\u7f13\u5b58\u5bf9\u8c61&nbsp;myApp.cache&nbsp;\u5f15\u7528\uff0c\u90a3\u4e48&nbsp;myApp.cache&nbsp;\u5c31\u662f\u90a3\u4e2a\u201c\u610f\u5916\u7684\u5f15\u7528\u201d\u3002<\/li><li>\u5173\u6ce8\u9ad8\u4eae\u8282\u70b9\uff1a\u5206\u6790\u5206\u79bb\u7684&nbsp;DOM&nbsp;\u6811\u65f6\uff0cDevTools&nbsp;\u4f1a\u7528\u989c\u8272\u9ad8\u4eae\u8282\u70b9\u3002<\/li><li>\u9ec4\u8272\u8282\u70b9: \u8868\u793a\u88ab&nbsp;JavaScript&nbsp;\u4ee3\u7801\u76f4\u63a5\u5f15\u7528\u7684\u8282\u70b9\u3002<\/li><li>\u7ea2\u8272\u8282\u70b9\uff1a\u8868\u793a\u65e0\u76f4\u63a5\u5f15\u7528\uff0c\u4f46\u56e0\u5c5e\u4e8e\u67d0\u4e2a\u9ec4\u8272\u8282\u70b9\u7684\u7236\u5b50\u8282\u70b9\uff0c\u800c\u88ab\u95f4\u63a5\u4fdd\u7559\u5728\u5185\u5b58\u4e2d\u7684\u8282\u70b9\u3002<strong>\u5728\u6392\u67e5\u65f6\uff0c\u5e94\u4f18\u5148\u5173\u6ce8\u9ec4\u8272\u8282\u70b9\u3002<\/strong><\/li><\/ul>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72477.png\"><img loading=\"lazy\" width=\"1024\" height=\"582\" src=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72477-1024x582.png\" alt=\"\" class=\"wp-image-6712\" srcset=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72477-1024x582.png 1024w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72477-300x171.png 300w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72477-768x437.png 768w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72477-660x375.png 660w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72477.png 1099w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<h1>GPU&nbsp;\u663e\u5b58\u4e0e&nbsp;WebGL&nbsp;\u4e0a\u4e0b\u6587\u7ba1\u7406<\/h1>\n\n\n\n<p>\u672c\u90e8\u5206\u5185\u5bb9\u5c06\u805a\u7126\u4e8e&nbsp;GPU&nbsp;\u4e2d\u7684\u5173\u952e\u8d44\u6e90\uff0c\u6b64\u7c7b\u8d44\u6e90\u5fc5\u987b\u901a\u8fc7&nbsp;WebGL API&nbsp;\u8fdb\u884c\u663e\u5f0f\u7684\u3001\u624b\u52a8\u7684\u751f\u547d\u5468\u671f\u7ba1\u7406\u3002\u8fd9\u80cc\u540e\u7684\u6838\u5fc3\u903b\u8f91\u5728\u4e8e\uff1a\u5728&nbsp;GPU&nbsp;\u5c42\u9762\u4e0d\u5b58\u5728\u81ea\u52a8\u5185\u5b58\u7ba1\u7406\u673a\u5236\u3002\u4ece\u8d44\u6e90\u7684\u521b\u5efa\u3001\u7ed1\u5b9a\u5230\u6700\u7ec8\u9500\u6bc1\uff0c\u5f00\u53d1\u8005\u987b\u5168\u7a0b\u4e3b\u5bfc\uff0c\u4e3b\u52a8\u627f\u62c5\u91ca\u653e\u5185\u5b58\u7684\u5168\u90e8\u8d23\u4efb\u3002<\/p>\n\n\n\n<p><strong>WebGL&nbsp;\u4e0a\u4e0b\u6587\u53e5\u67c4<\/strong><\/p>\n\n\n\n<p>WebGL&nbsp;\u4e0a\u4e0b\u6587\u53e5\u67c4\u662f\u4e00\u79cd\u6709\u9650\u4e14\u5173\u952e\u7684\u8d44\u6e90\u3002\u73b0\u4ee3\u6d4f\u89c8\u5668\u5bf9\u5355\u4e2a\u9875\u9762\u6216\u540c\u6e90\uff08origin\uff09\u4e0b\u53ef\u521b\u5efa\u7684\u6d3b\u52a8&nbsp;WebGL&nbsp;\u4e0a\u4e0b\u6587\uff08Context\uff09\u6570\u91cf\u65bd\u52a0\u4e86\u4e25\u683c\u7684\u9650\u5236\u3002\u4f8b\u5982\uff0c\u5728&nbsp;Chrome&nbsp;\u6d4f\u89c8\u5668\u4e2d\uff0c\u8fd9\u4e2a\u4e0a\u9650\u901a\u5e38\u662f&nbsp;16&nbsp;\u4e2a\u3002Firefox&nbsp;\u4e5f\u6709\u7c7b\u4f3c\u7684\u9650\u5236\uff0c\u5c3d\u7ba1\u5177\u4f53\u6570\u503c\u548c\u914d\u7f6e\u7b56\u7565\u53ef\u80fd\u7565\u6709\u4e0d\u540c\u3002<\/p>\n\n\n\n<p>\u8fd9\u4e2a\u9650\u5236\u662f\u6d4f\u89c8\u5668\u5382\u5546\u4e3a\u4fdd\u62a4\u6574\u4e2a\u7cfb\u7edf\u7a33\u5b9a\u6027\u800c\u91c7\u53d6\u7684\u4e00\u9879\u5173\u952e\u9632\u5fa1\u63aa\u65bd\u3002GPU&nbsp;\u662f\u4e00\u79cd\u7cfb\u7edf\u7ea7\u7684\u5171\u4eab\u8d44\u6e90\uff0c\u5982\u679c\u5355\u4e2a\u7f51\u9875\u80fd\u591f\u65e0\u9650\u5236\u5730\u521b\u5efa&nbsp;WebGL&nbsp;\u4e0a\u4e0b\u6587\uff0c\u5b83\u5c06\u53ef\u80fd\u8017\u5c3d&nbsp;GPU&nbsp;\u9a71\u52a8\u7a0b\u5e8f\u7684\u8d44\u6e90\uff0c\u5bfc\u81f4\u9a71\u52a8\u5d29\u6e83\u6216\u6574\u4e2a\u64cd\u4f5c\u7cfb\u7edf\u7684\u6027\u80fd\u4e0b\u964d\uff0c\u4ece\u800c\u5f71\u54cd\u5230\u5176\u4ed6\u5e94\u7528\u7a0b\u5e8f\u548c\u7cfb\u7edf\u754c\u9762\u7684\u6b63\u5e38\u8fd0\u884c\u3002<\/p>\n\n\n\n<p><strong>\u6211\u4eec\u4f1a\u7ecf\u5e38\u770b\u5230\uff0c\u4f5c\u4e3a\u7cfb\u7edf\u7ea7\u8d44\u6e90\u7ba1\u7406\u8005\u7684\u6d4f\u89c8\u5668\uff0c\u5176\u6289\u62e9\u59cb\u7ec8\u662f\uff1a\u4f18\u5148\u4fdd\u969c\u5bbf\u4e3b\u64cd\u4f5c\u7cfb\u7edf\u7684\u7a33\u5b9a\u6027\uff0c\u800c\u975e\u6ee1\u8db3\u5355\u4e2a\u7f51\u9875\u7684\u65e0\u8282\u5236\u8d44\u6e90\u9700\u6c42\u3002<\/strong><\/p>\n\n\n\n<p>\u5f53&nbsp;WebGL Context&nbsp;\u8d85\u51fa\u9650\u5236\uff0c\u6d4f\u89c8\u5668\u4f1a\u91c7\u53d6\u5f3a\u5236\u63aa\u65bd\uff1a\u4e22\u5f03\u201c\u6700\u8fd1\u6700\u5c11\u4f7f\u7528\u201d\u7684\u90a3\u4e2a&nbsp;WebGL&nbsp;\u4e0a\u4e0b\u6587\uff0c\u5e76\u5728\u63a7\u5236\u53f0\u8f93\u51fa\u4e00\u6761\u8b66\u544a\uff0c\u5982\uff1a\u201cWARNING: Too many active WebGL contexts. Oldest context will be lost.\u201d\uff08\u8b66\u544a\uff1a\u6d3b\u52a8&nbsp;WebGL&nbsp;\u4e0a\u4e0b\u6587\u8fc7\u591a\u3002\u6700\u65e7\u7684\u4e0a\u4e0b\u6587\u5c06\u88ab\u4e22\u5f03\u3002\uff09\u3002\u5bf9\u4e8e\u90a3\u4e9b\u672a\u9884\u6599\u5230\u6b64\u884c\u4e3a\u7684\u5e94\u7528\u800c\u8a00\uff0c\u8fd9\u53ef\u80fd\u5bfc\u81f4\u707e\u96be\u6027\u7684\u6e32\u67d3\u5931\u8d25\uff0c\u4e14\u95ee\u9898\u96be\u4ee5\u8ffd\u8e2a\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72478.png\"><img loading=\"lazy\" width=\"1024\" height=\"500\" src=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72478-1024x500.png\" alt=\"\" class=\"wp-image-6713\" srcset=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72478-1024x500.png 1024w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72478-300x146.png 300w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72478-768x375.png 768w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72478-660x322.png 660w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72478.png 1287w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<p>\u5bf9\u4e8e\u786e\u5b9e\u9700\u8981\u5927\u91cf\u72ec\u7acb&nbsp;3D&nbsp;\u89c6\u56fe\u7684\u5e94\u7528\uff08\u4f8b\u5982\u5efa\u7b51\u8bbe\u8ba1\u8f6f\u4ef6\u3001\u591a\u89c6\u56fe\u76d1\u63a7\u9762\u677f\uff09\uff0c\u5fc5\u987b\u91c7\u7528\u66f4\u9ad8\u7ea7\u7684\u67b6\u6784\u6a21\u5f0f\u6765\u89c4\u907f\u6b64\u9650\u5236\u3002\u5e38\u89c1\u7684\u89e3\u51b3\u65b9\u6848\u63a8\u8350\u590d\u7528&nbsp;gl context\uff0c\u5207\u6362\u573a\u666f\u7684\u65f6\u5019\uff0c\u505a&nbsp;clear + dispose&nbsp;\u64cd\u4f5c\u6e05\u7a7a\uff0c\u5e76\u4f7f\u7528\u540c\u4e00\u4e2a&nbsp;g3d&nbsp;\u8fdb\u884c\u53cd\u5e8f\u5217\u5316\u3002<\/p>\n\n\n\n<p><strong>\u8d34\u56fe\uff0cbuffer&nbsp;\u7b49&nbsp;GPU&nbsp;\u8d44\u6e90\u5bf9\u8c61<\/strong><\/p>\n\n\n\n<p>\u5728&nbsp;WebGL&nbsp;\u73af\u5883\u4e2d\uff0c\u4ee3\u8868&nbsp;GPU&nbsp;\u8d44\u6e90\u7684&nbsp;JavaScript&nbsp;\u5bf9\u8c61\uff08\u4f8b\u5982&nbsp;WebGLTexture&nbsp;\u5bf9\u8c61\uff09\uff0c\u5176\u751f\u547d\u5468\u671f\u4e0e\u8be5\u8d44\u6e90\u5728&nbsp;GPU&nbsp;\u663e\u5b58\u4e2d\u5b9e\u9645\u5360\u7528\u7684\u5185\u5b58\u7684\u751f\u547d\u5468\u671f\u662f\u5b8c\u5168\u5206\u79bb\u7684\u3002\u7b80\u5355\u5730\u5c06&nbsp;JavaScript&nbsp;\u5bf9\u8c61\u7684\u5f15\u7528\u8bbe\u7f6e\u4e3a&nbsp;null\uff0c\u6216\u8ba9\u5176\u79bb\u5f00\u4f5c\u7528\u57df\u800c\u88ab\u5783\u573e\u56de\u6536\uff0c<strong>\u4e5f\u4e0d\u4f1a\u89e6\u53d1&nbsp;GPU&nbsp;\u663e\u5b58\u7684\u91ca\u653e<\/strong>\u3002<\/p>\n\n\n\n<p>WebGL API&nbsp;\u5212\u5b9a\u4e86\u4e00\u6761\u6e05\u6670\u7684\u754c\u7ebf\uff1aJavaScript&nbsp;\u7684&nbsp;WebGLTexture&nbsp;\u5bf9\u8c61\u4ec5\u4ec5\u662f\u4e00\u4e2a\u8f7b\u91cf\u7ea7\u7684\u53e5\u67c4\uff08handle\uff09\uff0c\u672c\u8d28\u4e0a\u662f\u4e00\u4e2a\u6574\u6570&nbsp;ID\u3002JS&nbsp;GC&nbsp;\u53ef\u4ee5\u5b89\u5168\u5730\u56de\u6536\u8fd9\u4e2a\u53e5\u67c4\u5bf9\u8c61\uff0c\u4e14\u4e0d\u4f1a\u5bf9&nbsp;GPU&nbsp;\u4ea7\u751f\u4efb\u4f55\u5f71\u54cd\u3002\u800c\u771f\u6b63\u5360\u7528\u663e\u5b58\uff08VRAM\uff09\u7684\u91cd\u91cf\u7ea7&nbsp;GPU&nbsp;\u8d44\u6e90\uff0c\u552f\u6709\u5f00\u53d1\u8005\u2014\u2014\u8fd9\u4e2a\u552f\u4e00\u638c\u63e1\u6e32\u67d3\u903b\u8f91\u4e0a\u4e0b\u6587\u7684\u89d2\u8272\u2014\u2014<strong>\u663e\u5f0f\u8c03\u7528\u5bf9\u5e94\u7684\u5220\u9664\u51fd\u6570\u65f6\uff0c\u624d\u4f1a\u88ab\u5f7b\u5e95\u91ca\u653e\u3002<\/strong>\u56e0\u6b64\uff0c\u4e00\u65e6\u67d0\u4e2a&nbsp;GPU&nbsp;\u8d44\u6e90\u4e0d\u518d\u9700\u8981\uff0c\u5c31\u5fc5\u987b\u7acb\u5373\u8c03\u7528\u5bf9\u5e94\u7684\u5220\u9664\u51fd\u6570\uff0c\u4f8b\u5982\uff1a<\/p>\n\n\n\n<ul><li>gl.deleteTexture()<\/li><li>gl.deleteBuffer()<\/li><li>gl.deleteRenderbuffer()<\/li><li>gl.deleteFramebuffer()<\/li><li>gl.deleteProgram()<\/li><li>gl.deleteShader()<\/li><\/ul>\n\n\n\n<p>\u4e00\u4e2a\u6807\u51c6\u7684&nbsp;WebGL&nbsp;\u8d44\u6e90\u751f\u547d\u5468\u671f\u5e94\u9075\u5faa\u201c\u521b\u5efa-\u7ed1\u5b9a-\u4f7f\u7528-\u89e3\u7ed1-\u5220\u9664\u201d\u7684\u6a21\u5f0f\u3002GPU&nbsp;\u663e\u5b58\u6cc4\u6f0f\u5e76\u975e\u6d4f\u89c8\u5668\u7684\u201c\u7f3a\u9677\u201d\uff0c\u800c\u662f\u5f00\u53d1\u8005\u672a\u80fd\u9075\u5b88\u8fd9\u4e00\u663e\u5f0f\u5951\u7ea6\u7684\u7ed3\u679c\u3002<\/p>\n\n\n\n<p>HT \u4e2d\u7684&nbsp;graph3dView&nbsp;\u63d0\u4f9b\u4e86\u4e13\u95e8\u7684&nbsp;dispose&nbsp;\u65b9\u6cd5\uff0c\u5f53&nbsp;3D&nbsp;\u573a\u666f\u786e\u5b9a\u8981\u91ca\u653e\u7684\u65f6\u5019\uff0c\u4e3b\u52a8\u8c03\u7528&nbsp;g3d.dispose()&nbsp;\u5c06\u4f1a\u5f7b\u5e95\u628a\u5f53\u524d\u7684\u6240\u6709\u8ddf&nbsp;WebGL&nbsp;\u76f8\u5173\u7684&nbsp;GPU&nbsp;\u8d44\u6e90\u5f7b\u5e95\u91ca\u653e\u3002<\/p>\n\n\n\n<p>\u67e5\u770b\u8fd9\u7c7b\u8d44\u6e90\u5360\u7528\uff0c\u901a\u5e38\u9700\u8981\u89c2\u5bdf\u7cfb\u7edf\u663e\u5361\u7684\u663e\u5b58\u4f7f\u7528\u60c5\u51b5\u3002\u4ee5&nbsp;Windows&nbsp;\u7cfb\u7edf\u4e3a\u4f8b\uff0c\u53ef\u4ee5\u901a\u8fc7\uff1a\u300c\u4efb\u52a1\u7ba1\u7406\u5668 \u2192 \u6027\u80fd \u2192&nbsp;GPU&nbsp;\u2192 \u4e13\u7528&nbsp;GPU&nbsp;\u5185\u5b58\u300d\u8fd9\u4e00\u8def\u5f84\uff0c\u76f4\u89c2\u5730\u770b\u5230\u663e\u5b58\u5360\u7528\u7684\u53d8\u5316\u8d8b\u52bf\u3002\u4ee5\u4e00\u4e2a&nbsp;6G&nbsp;\u663e\u5b58\u7684&nbsp;GPU&nbsp;\u4e3a\u4f8b\uff0c\u5c3d\u91cf\u5c06\u663e\u5b58\u5360\u7528\u63a7\u5236\u5728\u5408\u7406\u8303\u56f4\uff08\u8b6c\u5982&nbsp;5G&nbsp;\u4ee5\u5185\uff0c\u907f\u514d\u8d85\u8fc7&nbsp;5.5G\uff09\uff0c\u5426\u5219\u4e00\u65e6\u8d85\u6807\uff0c\u7cfb\u7edf\u53ef\u80fd\u4f1a\u5f3a\u5236\u56de\u6536\u663e\u5b58\u8d44\u6e90\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72479.png\"><img loading=\"lazy\" width=\"1024\" height=\"635\" src=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72479-1024x635.png\" alt=\"\" class=\"wp-image-6714\" srcset=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72479-1024x635.png 1024w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72479-300x186.png 300w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72479-768x476.png 768w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72479-660x409.png 660w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72479.png 1521w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<h1>\u539f\u751f\u5806\uff1a\u7406\u89e3&nbsp;Blink&nbsp;\u7684&nbsp;Oilpan GC<\/h1>\n\n\n\n<p>\u5206\u6790\u5b8c\u5e94\u7528\u5c42\u7684\u5185\u5b58\u95ee\u9898\uff0c\u6211\u4eec\u7684\u89c6\u7ebf\u5c06\u6700\u7ec8\u805a\u7126\u4e8e\u6d4f\u89c8\u5668\u7684&nbsp;C++&nbsp;\u5e95\u5c42\u6838\u5fc3 \u2014\u2014Blink&nbsp;\u6e32\u67d3\u5f15\u64ce\u3002<\/p>\n\n\n\n<p>Blink Oilpan GC&nbsp;\u662f&nbsp;Chromium&nbsp;\u6d4f\u89c8\u5668\u5f15\u64ce&nbsp;Blink&nbsp;\u4e2d\u7528\u4e8e\u7ba1\u7406&nbsp;C++&nbsp;\u5bf9\u8c61\u5185\u5b58\u7684\u5783\u573e\u56de\u6536&nbsp;(Garbage Collection, GC)&nbsp;\u7cfb\u7edf\u3002Oilpan&nbsp;\u91c7\u7528\u7684\u662f\u4e00\u79cd\u5148\u8fdb\u7684\u5e76\u53d1\u6807\u8bb0\u4e0e\u589e-\u91cf\u6e05\u9664&nbsp;(Concurrent Marking and Incremental Sweeping)&nbsp;\u5783\u573e\u56de\u6536\u673a\u5236\u3002\u8fd9\u79cd\u673a\u5236\u7684\u6838\u5fc3\u601d\u60f3\u662f\u5c3d\u53ef\u80fd\u5730\u5c06\u5783\u573e\u56de\u6536\u7684\u5de5\u4f5c\u4e0e\u4e3b\u7ebf\u7a0b&nbsp;(main thread)&nbsp;\u7684\u4efb\u52a1\uff08\u4f8b\u5982&nbsp;JavaScript&nbsp;\u6267\u884c\u3001\u9875\u9762\u5e03\u5c40\u548c\u6e32\u67d3\uff09\u5e76\u884c\u5904\u7406\uff0c\u4ece\u800c\u6700\u5927\u9650\u5ea6\u5730\u51cf\u5c11\u56e0&nbsp;GC&nbsp;\u800c\u5bfc\u81f4\u7684\u9875\u9762\u5361\u987f&nbsp;(jank)\u3002<\/p>\n\n\n\n<p>\u901a\u5e38\u8fd9\u5757\u5185\u5b58\u7531 Blink \u5e95\u5c42\u7ba1\u7406\uff0c<strong>Web&nbsp;\u5e94\u7528\u5c42\u662f\u65e0\u6cd5\u5e72\u9884\u7684<\/strong>\uff0c\u8fd9\u91cc\u6211\u4eec\u901a\u8fc7\u4e00\u4e2a\u5b9e\u9645\u6848\u4f8b\u6765\u5c55\u5f00\u8bf4\u660e\uff1aJS \u5806\u5feb\u7167\u663e\u793a\u5176&nbsp;24&nbsp;\u5c0f\u65f6\u52a8\u753b\u8fd0\u884c\u540e\u5185\u5b58\u589e\u957f\u5fae\u4e4e\u5176\u5fae\uff0c\u4f46&nbsp;Windows&nbsp;\u8d44\u6e90\u76d1\u89c6\u5668\u5374\u663e\u793a&nbsp;Chrome&nbsp;\u8fdb\u7a0b\u5360\u7528\u4e86&nbsp;4GB&nbsp;\u5185\u5b58\u3002\u8fd9\u79cd\u60ac\u6b8a\u7684\u5dee\u8ddd\uff0c\u8ba9\u4eba\u4e0d\u7981\u597d\u5947\u3002<\/p>\n\n\n\n<ul><li>\u5728&nbsp;Chrome&nbsp;\u5730\u5740\u680f\u8f93\u5165&nbsp;chrome:\/\/tracing&nbsp;\u5e76\u8bbf\u95ee<\/li><li>\u70b9\u51fb\u9875\u9762\u4e2d\u7684&nbsp;&#8220;Record&#8221;&nbsp;\u6309\u94ae\uff0c\u8fdb\u5165\u5f55\u5236\u914d\u7f6e\u754c\u9762<\/li><li>\u9009\u62e9&nbsp;&#8220;Manually select settings&#8221;&nbsp;\u9009\u9879<\/li><li>\u70b9\u51fb&nbsp;&#8220;Edit categories&#8221;&nbsp;\u6309\u94ae\uff0c\u6253\u5f00\u914d\u7f6e\u5217\u8868<\/li><li>\u5728\u5f39\u51fa\u7684\u7c7b\u522b\u5217\u8868\u4e2d\uff0c\u52a1\u5fc5\u52fe\u9009&nbsp;memory-infra\u3002<\/li><li>\u70b9\u51fb&nbsp;&#8220;OK&#8221;&nbsp;\u786e\u8ba4\u914d\u7f6e\u540e\uff0c\u518d\u6b21\u70b9\u51fb&nbsp;&#8220;Record&#8221;&nbsp;\u5f00\u59cb\u5f55\u5236\u3002\u7b49\u5f85\u4e00\u6bb5\u65f6\u95f4\u540e\u70b9\u51fb\u7ed3\u675f<\/li><li>\u5f55\u5236\u7ed3\u675f\u540e\uff0c\u70b9\u51fb\u952e\u76d8\u7684&nbsp;M&nbsp;\u952e\u67e5\u770b\u5177\u4f53\u7684\u5185\u5b58\u5feb\u7167<\/li><\/ul>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724711.png\"><img loading=\"lazy\" width=\"1024\" height=\"230\" src=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724711-1024x230.png\" alt=\"\" class=\"wp-image-6716\" srcset=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724711-1024x230.png 1024w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724711-300x67.png 300w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724711-768x173.png 768w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724711-660x148.png 660w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724711.png 1193w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724710-1.png\"><img loading=\"lazy\" width=\"1024\" height=\"406\" src=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724710-1-1024x406.png\" alt=\"\" class=\"wp-image-6717\" srcset=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724710-1-1024x406.png 1024w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724710-1-300x119.png 300w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724710-1-768x305.png 768w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724710-1-660x262.png 660w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724710-1.png 1427w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<p>\u4ece\u4e0a\u56fe\u53ef\u89c1\uff0cblink_gc&nbsp;\u5360\u7528&nbsp;4GB&nbsp;\u5185\u5b58\uff0c\u8fd9\u53ef\u80fd\u5e76\u975e\u5185\u5b58\u6cc4\u6f0f\uff0c\u800c\u662f&nbsp;Blink&nbsp;\u7684&nbsp;Oilpan GC&nbsp;\u7b56\u7565\u5bfc\u81f4\u7684\u6b63\u5e38\u73b0\u8c61\u3002\u5176\u6838\u5fc3\u673a\u5236\u662f\u5185\u5b58\u6c60\u5316&nbsp;(Memory Pooling)\uff1aBlink&nbsp;\u4f1a\u9884\u5148\u5411\u64cd\u4f5c\u7cfb\u7edf\u7533\u8bf7\u5927\u5757\u7684\u8fde\u7eed\u5185\u5b58\u533a\u57df\u3002\u9875\u9762\u4e2d\u51e0\u4e4e\u6240\u6709\u7684&nbsp;Blink C++&nbsp;\u5bf9\u8c61\uff08\u5305\u62ec\u5927\u91cf\u4e34\u65f6\u7684\u5b57\u7b26\u4e32\u3001\u6570\u7ec4\u7b49\uff09\u90fd\u5728\u8fd9\u4e2a\u5927\u5185\u5b58\u6c60\u4e2d\u8fdb\u884c\u5206\u914d\uff0c\u4ee5\u63d0\u5347\u6548\u7387\u3002<\/p>\n\n\n\n<p>\u5f53\u8fd9\u4e9b\u77ed\u751f\u547d\u5468\u671f\u7684\u5bf9\u8c61\u4e0d\u518d\u88ab\u5f15\u7528\u65f6\uff0c\u5b83\u4eec\u5728\u903b\u8f91\u4e0a\u88ab\u89c6\u4e3a\u201c\u5783\u573e\u201d\uff0c<strong>\u4f46\u5b83\u4eec\u6240\u5360\u7528\u7684\u7269\u7406\u5185\u5b58\u5e76\u4e0d\u4f1a\u7acb\u5373\u5f52\u8fd8\u7ed9\u64cd\u4f5c\u7cfb\u7edf<\/strong>\u3002GC&nbsp;\u56de\u6536\u5668\u4f1a\u6839\u636e\u5f53\u524d\u7684\u5185\u5b58\u538b\u529b&nbsp;(Memory Pressure)&nbsp;\u6765\u51b3\u5b9a\u4f55\u65f6\u6267\u884c\u5f7b\u5e95\u7684\u6e05\u7406\u3002<\/p>\n\n\n\n<p>\u5728\u672c\u6848\u4f8b\u4e2d\uff0c\u673a\u5668\u603b\u5185\u5b58\u9ad8\u8fbe&nbsp;64GB\uff0c\u8d44\u6e90\u5145\u88d5\uff0cChrome&nbsp;\u5224\u65ad\u65e0\u9700\u8feb\u5207\u56de\u6536\u3002\u4e3a\u907f\u514d\u4e0d\u5fc5\u8981\u7684\u6027\u80fd\u5f00\u9500\uff08\u4e00\u6b21\u5b8c\u6574\u7684&nbsp;GC&nbsp;\u4f1a\u6d88\u8017&nbsp;CPU&nbsp;\u8d44\u6e90\uff09\uff0cGC&nbsp;\u9009\u62e9\u63a8\u8fdf\u56de\u6536\u64cd\u4f5c\u3002\u56e0\u6b64\uff0c\u6211\u4eec\u770b\u5230\u7684&nbsp;4GB&nbsp;\u5360\u7528\uff0c\u5b9e\u9645\u4e0a\u662f&nbsp;Oilpan GC&nbsp;\u6301\u6709\u7684\u4e00\u4e2a\u8f83\u5927\u7684\u5185\u5b58\u6c60\uff0c\u5176\u4e2d\u5305\u542b\u4e86\u6d3b\u52a8\u5bf9\u8c61\u548c\u5927\u91cf\u5f85\u56de\u6536\u7684\u201c\u5783\u573e\u201d\u5bf9\u8c61\u3002\u53ea\u8981\u8fd9\u4e2a\u5185\u5b58\u6c60\u7684\u5927\u5c0f\u8d8b\u4e8e\u7a33\u5b9a\uff0c\u6ca1\u6709\u51fa\u73b0\u6301\u7eed\u3001\u65e0\u8282\u5236\u7684\u589e\u957f\uff0c\u901a\u5e38\u5c31\u4e0d\u6784\u6210\u5185\u5b58\u6cc4\u6f0f\u95ee\u9898\u3002<\/p>\n\n\n\n<h1>HT&nbsp;\u4e0e\u5185\u5b58\u6cc4\u9732<\/h1>\n\n\n\n<p>\u7efc\u5408\u4e0a\u8ff0\u7684\u4e09\u90e8\u5206\u5185\u5bb9\uff0c\u6211\u4eec\u634b\u6e05\u4e86\u5185\u5b58\u6cc4\u6f0f\u95ee\u9898\u7684\u4e3b\u8981\u539f\u56e0\uff0c\u5e76\u638c\u63e1\u4e86\u5bf9\u5e94\u7684\u6392\u67e5\u65b9\u6cd5\u3002\u800c\u5728&nbsp;HT&nbsp;\u6846\u67b6\u4e2d\uff0c\u5185\u5b58\u6cc4\u6f0f\u7684\u95ee\u9898\u5728&nbsp;3D&nbsp;\u573a\u666f\u4e2d\u6700\u4e3a\u5e38\u89c1\uff0c\u7531\u4e8e&nbsp;HT&nbsp;\u7684&nbsp;3D&nbsp;\u662f\u57fa\u4e8e&nbsp;WebGL&nbsp;\u5b9e\u73b0\u7684\uff0c\u6b64\u7c7b\u6cc4\u6f0f\u5f80\u5f80\u4f1a\u8868\u73b0\u5f97\u5c24\u4e3a\u660e\u663e\u3002<\/p>\n\n\n\n<p>\u4e3a\u4e86\u6e05\u6670\u5448\u73b0&nbsp;HT 3D&nbsp;\u4e2d\u7684\u5185\u5b58\u6cc4\u6f0f\u95ee\u9898\uff0c\u6211\u4eec\u8bbe\u8ba1\u4e86\u4e00\u4e2a\u7b80\u5355\u7684\u5bf9\u7167\u5b9e\u73b0\u6765\u8fdb\u884c\u6f14\u793a\u3002<\/p>\n\n\n\n<p><strong>\u5bf9\u7167\u5b9e\u9a8c<\/strong><\/p>\n\n\n\n<p>\u5728\u5c55\u5f00\u5b9e\u9a8c\u524d\uff0c\u6211\u4eec\u5148\u7b80\u8981\u4e86\u89e3\u4e0b&nbsp;HT&nbsp;\u6846\u67b6\u7684\u6838\u5fc3\u67b6\u6784\u3002HT&nbsp;\u91c7\u7528&nbsp;MV&nbsp;\u67b6\u6784\u6a21\u5f0f\uff0c\u5728&nbsp;HT&nbsp;\u7684\u6846\u67b6\u8bbe\u8ba1\u4e2d\uff0c&nbsp;Data&nbsp;\u6a21\u578b\u548c&nbsp;View&nbsp;\u89c6\u56fe\u662f\u5206\u79bb\u7684\uff0c\u4e8c\u8005\u4e4b\u95f4\u901a\u8fc7&nbsp;Event&nbsp;\u4e8b\u4ef6\u76d1\u542c\u548c\u6d3e\u53d1\u673a\u5236\u6765\u5efa\u7acb\u8d77\u6570\u636e\u7ed1\u5b9a\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724712.png\"><img loading=\"lazy\" width=\"1024\" height=\"755\" src=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724712-1024x755.png\" alt=\"\" class=\"wp-image-6718\" srcset=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724712-1024x755.png 1024w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724712-300x221.png 300w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724712-768x566.png 768w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724712-660x486.png 660w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724712.png 1266w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<p>\u5728\u5b9e\u9a8c\u64cd\u4f5c\u524d\uff0c\u6211\u4eec\u53ef\u4ee5\u6253\u5f00&nbsp;Chrome DevTools -&gt; Performance&nbsp;(\u6027\u80fd) \u9762\u677f\uff0c\u5e76\u4e14\u70b9\u51fb\u9762\u677f\u4e2d\u7684\u5f55\u5236\u6309\u94ae\uff0c\u8bb0\u5f55\u6574\u4e2a\u5b9e\u9a8c\u8fc7\u7a0b\uff0c\u8fd9\u80fd\u5e2e\u52a9\u6211\u4eec\u5728\u64cd\u4f5c\u7ed3\u675f\u540e\uff0c\u56de\u6eaf\u5e76\u5206\u6790\u5168\u7a0b\u6027\u80fd\u548c\u5185\u5b58\u7684\u53d8\u5316\u60c5\u51b5\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724713.png\"><img loading=\"lazy\" width=\"1024\" height=\"652\" src=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724713-1024x652.png\" alt=\"\" class=\"wp-image-6719\" srcset=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724713-1024x652.png 1024w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724713-300x191.png 300w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724713-768x489.png 768w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724713-660x420.png 660w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724713.png 1259w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<p>\u5b9e\u9a8c\u73af\u5883\uff1a<\/p>\n\n\n\n<p>\u6d4f\u89c8\u5668\uff1aChrome 138.0.7204.101\uff0864\u4f4d\uff09<\/p>\n\n\n\n<p>\u663e\u5361\uff1aNVIDIA GeForce GTX 1660 Ti<\/p>\n\n\n\n<p>\u5904\u7406\u5668\uff1aIntel(R) Core(TM) i5-10400F CPU @ 2.90GHz (2.90 GHz)<\/p>\n\n\n\n<p><strong>\u7b2c\u4e00\u6b21\u5b9e\u9a8c<\/strong><\/p>\n\n\n\n<p>\u6211\u4eec\u901a\u8fc7\u6309\u94ae\u4e0d\u65ad\u521b\u5efa\u65b0\u7684\u89c6\u56fe\uff0c\u5f53\u9875\u9762\u4e2d\u8d85\u8fc7\u4e00\u5b9a\u6570\u91cfGraph3dView&nbsp;\u65f6\uff0c\u53ef\u4ee5\u770b\u5230\u7b2c\u4e00\u4e2a\u573a\u666f\u201c\u5d29\u6e83\u201d\uff0c\u4f46\u662f\u5f53\u6211\u4eec\u5220\u9664\u6700\u540e\u4e00\u4e2a&nbsp;Graph3dView&nbsp;\u540e\uff0c\u7b2c\u4e00\u4e2a\u573a\u666f\u53c8\u6062\u590d\u4e86\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/14-.gif\"><img loading=\"lazy\" width=\"800\" height=\"396\" src=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/14-.gif\" alt=\"\" class=\"wp-image-6721\"\/><\/a><\/figure>\n\n\n\n<p>\u6211\u4eec\u53ef\u4ee5\u4ece&nbsp;Performance&nbsp;\u9762\u677f\u4e2d\u89c2\u5bdf\u5230\u6574\u4e2a\u8fc7\u7a0b\uff1a<\/p>\n\n\n\n<ul><li>\u5f53\u9996\u4e2a WebGL&nbsp;\u4e0a\u4e0b\u6587\u88ab\u9500\u6bc1\u540e\uff0cJS&nbsp;\u5806\u5185\u5b58\u51fa\u73b0\u660e\u663e\u4e0b\u964d\u3002<\/li><li>\u5220\u9664\u6700\u65b0\u7684\u89c6\u56fe\u540e\uff0c\u9996\u4e2a&nbsp;WebGL&nbsp;\u6062\u590d\uff0c\u4e14\u5220\u9664\u540e\u4e8b\u4ef6\u76d1\u542c\u5668\u5360\u7528\u7684\u5185\u5b58\u4e0b\u964d\uff0c\u7531\u4e8e&nbsp;HT&nbsp;\u662f&nbsp;MV&nbsp;\u6846\u67b6\uff0c\u867d\u7136\u6d4f\u89c8\u5668\u9500\u6bc1\u4e86&nbsp;WebGL&nbsp;\u4e0a\u4e0b\u6587\uff0c\u4f46\u662f\u89c6\u56fe\u7684\u6570\u636e\u6a21\u578b\u4ecd\u7136\u4fdd\u7559\uff0c\u8fd9\u4e5f\u5c31\u662f\u9996\u4e2a\u89c6\u56fe\u201c\u590d\u6d3b\u201d\u7684\u539f\u56e0\u3002<\/li><\/ul>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724715.png\"><img loading=\"lazy\" width=\"1024\" height=\"698\" src=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724715-1024x698.png\" alt=\"\" class=\"wp-image-6720\" srcset=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724715-1024x698.png 1024w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724715-300x204.png 300w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724715-768x523.png 768w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724715-660x450.png 660w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724715.png 1471w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<p><strong>\u7b2c\u4e8c\u6b21\u5b9e\u9a8c<\/strong><\/p>\n\n\n\n<p>\u6211\u4eec\u5c06\u6240\u6709\u7684&nbsp;Graph3dView&nbsp;\u90fd\u7ed1\u5b9a\u5230\u4e00\u4e2a&nbsp;window.dataModel&nbsp;\u4e0a\u3002\u5177\u4f53\u53ef\u4ee5\u53c2\u8003\u4e0b\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724716.png\"><img loading=\"lazy\" width=\"1024\" height=\"555\" src=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724716-1024x555.png\" alt=\"\" class=\"wp-image-6722\" srcset=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724716-1024x555.png 1024w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724716-300x163.png 300w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724716-768x416.png 768w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724716-660x358.png 660w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724716.png 1266w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<p>\u540c\u5b9e\u9a8c\u4e00\uff0c\u6211\u4eec\u4e5f\u901a\u8fc7\u6309\u94ae\u521b\u5efa\u591a\u4e2a\u89c6\u56fe\uff0c\u5728\u544a\u8b66\u540e\u5220\u9664\u6700\u540e\u4e00\u4e2a\u89c6\u56fe\u3002\u53ef\u4ee5\u53d1\u73b0\uff0c\u5f53\u5220\u9664\u4e86\u6700\u540e\u4e00\u4e2a&nbsp;Graph3dView&nbsp;\uff0c\u7b2c\u4e00\u4e2a\u573a\u666f\u4e5f\u5e76\u6ca1\u6709\u6062\u590d\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/17-.gif\"><img loading=\"lazy\" width=\"800\" height=\"396\" src=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/17-.gif\" alt=\"\" class=\"wp-image-6723\"\/><\/a><\/figure>\n\n\n\n<p>\u6211\u4eec\u4ece&nbsp;Performance&nbsp;\u9762\u677f\u4e2d\u89c2\u5bdf\u5230\u6574\u4e2a\u8fc7\u7a0b\uff1a<\/p>\n\n\n\n<ul><li>\u5f53\u9996\u4e2a&nbsp;WebGL&nbsp;\u4e0a\u4e0b\u6587\u88ab\u9500\u6bc1\u540e\uff0cJS&nbsp;\u5806\u5185\u5b58\u51fa\u73b0\u660e\u663e\u4e0b\u964d<\/li><li>\u5220\u9664\u6700\u65b0\u7684\u89c6\u56fe\u540e\uff0c\u9996\u4e2a&nbsp;WebGL&nbsp;\u6ca1\u6709\u6062\u590d\uff0c\u4e14\u5220\u9664\u540e\u4e8b\u4ef6\u76d1\u542c\u5668\u5360\u7528\u7684\u5185\u5b58\u4e5f\u6ca1\u6709\u51fa\u73b0\u4e0b\u964d\u7684\u60c5\u51b5<\/li><\/ul>\n\n\n\n<p>\u7167\u7b2c\u4e00\u7ec4\u5b9e\u9a8c\u7684\u7ed3\u8bba\u6765\u8bf4\uff0c\u53ea\u8981\u6570\u636e\u6a21\u578b\u8fd8\u5728\uff0c\u89c6\u56fe\u5e94\u5f53\u201c\u590d\u6d3b\u201d\uff0c\u4f46\u662f\u89c6\u56fe\u5e76\u6ca1\u6709\u201c\u590d\u6d3b\u201d\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724718.png\"><img loading=\"lazy\" width=\"1024\" height=\"696\" src=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724718-1024x696.png\" alt=\"\" class=\"wp-image-6724\" srcset=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724718-1024x696.png 1024w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724718-300x204.png 300w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724718-768x522.png 768w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724718-660x449.png 660w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724718.png 1475w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<p>\u4e3a\u4ec0\u4e48\u4f1a\u51fa\u73b0\u4e0a\u8ff0\u4e24\u79cd\u60c5\u51b5\uff1f\u8fd9\u662f\u56e0\u4e3a\u7b2c\u4e8c\u6b21\uff0c\u5e76\u6ca1\u6709\u6b63\u786e\u5730\u5c06\u00a0Graph3dView\u00a0\u6e05\u9664\u3002\u53ef\u4ee5\u770b\u4e00\u4e0b\u4e24\u6b21\u5b9e\u9a8c\u7cfb\u7edf\u7684\u5185\u5b58\u5bf9\u8c61\u5f15\u7528\u5173\u7cfb\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724719.png\"><img loading=\"lazy\" width=\"1024\" height=\"508\" src=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724719-1024x508.png\" alt=\"\" class=\"wp-image-6725\" srcset=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724719-1024x508.png 1024w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724719-300x149.png 300w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724719-768x381.png 768w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724719-660x327.png 660w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724719.png 1267w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<p>\u7b2c\u4e00\u6b21<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724720.png\"><img loading=\"lazy\" width=\"1024\" height=\"508\" src=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724720-1024x508.png\" alt=\"\" class=\"wp-image-6726\" srcset=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724720-1024x508.png 1024w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724720-300x149.png 300w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724720-768x381.png 768w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724720-660x328.png 660w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724720.png 1265w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<p>\u7b2c\u4e8c\u6b21<\/p>\n\n\n\n<p>\u7b2c\u4e00\u6b21\u5b9e\u9a8c\uff0c\u9875\u9762\u4e0a\u6709&nbsp;19&nbsp;\u4e2a&nbsp;Graph3dView\uff0c\u5728\u5185\u5b58\u4e2d\u770b\u5230\u6709&nbsp;19&nbsp;\u4e2a&nbsp;Graph3dView&nbsp;\u5bf9\u8c61\uff0c\u800c\u7b2c\u4e8c\u6b21\u9875\u9762\u4e0a\u4ec5\u6709&nbsp;7&nbsp;\u4e2a&nbsp;Graph3dView\uff0c\u4f46\u662f\u5185\u5b58\u4e2d\u6709&nbsp;17&nbsp;\u4e2a&nbsp;Graph3dView&nbsp;\u5bf9\u8c61\u3002\u8fd9\u5c31\u8bf4\u660e\u4e86\u7b2c\u4e8c\u6b21\u7684&nbsp;Graph3dView&nbsp;\u5e76\u6ca1\u6709\u88ab\u6b63\u786e\u5783\u573e\u56de\u6536\uff0c\u8fd9\u4e5f\u5c31\u5bfc\u81f4\u4e86\u5373\u4f7f\u79fb\u9664\u4e86\u4e00\u4e2a&nbsp;Graph3dView\uff0c\u7b2c\u4e00\u4e2a\u573a\u666f\u4e5f\u5e76\u4e0d\u4f1a\u6062\u590d\u3002\u6253\u5f00\u5176\u4e2d\u4e00\u4e2a&nbsp;Graph3dView&nbsp;\u53ef\u4ee5\u770b\u5230\uff0cGraph3dView&nbsp;\u4e0e&nbsp;window.dataModel&nbsp;\u5b58\u5728\u5f15\u7528\u5173\u7cfb\u5bfc\u81f4\u7684\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724721.png\"><img loading=\"lazy\" width=\"1024\" height=\"508\" src=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724721-1024x508.png\" alt=\"\" class=\"wp-image-6727\" srcset=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724721-1024x508.png 1024w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724721-300x149.png 300w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724721-768x381.png 768w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724721-660x328.png 660w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724721.png 1414w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<p><strong>\u89e3\u51b3\u65b9\u6848<\/strong><\/p>\n\n\n\n<p>\u4ece\u4e0a\u8ff0\u7684\u5bf9\u7167\u8bd5\u9a8c\u4e2d\uff0c\u53ef\u4ee5\u770b\u51fa\u4f7f\u7528\u5168\u5c40\u53d8\u91cf\u5b58\u50a8\u89c6\u56fe\u5b9e\u4f8b\u662f\u5bfc\u81f4\u5185\u5b58\u6cc4\u6f0f\u7684\u4e3b\u8981\u539f\u56e0\u3002\u5f53\u591a\u4e2a&nbsp;Graph3dView&nbsp;\u5171\u4eab\u540c\u4e00\u4e2a\u5168\u5c40&nbsp;dataModel&nbsp;\u65f6\uff0c\u5373\u4f7f\u5220\u9664\u89c6\u56fe\uff0c\u7531\u4e8e\u5168\u5c40\u5f15\u7528\u4f9d\u7136\u5b58\u5728\uff0c\u8fd9\u4e9b\u89c6\u56fe\u65e0\u6cd5\u88ab\u5783\u573e\u56de\u6536\u3002<\/p>\n\n\n\n<p>\u9488\u5bf9\u4e8e\u5185\u5b58\u6cc4\u6f0f\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u6848\u89e3\u51b3\uff1a<\/p>\n\n\n\n<p><strong>1\u3001\u907f\u514d\u5168\u5c40\u53d8\u91cf\u5f15\u7528<\/strong><\/p>\n\n\n\n<p>\u8be5\u65b9\u6848\u4ece\u4e1a\u52a1\u67b6\u6784\u5c42\u9762\u4e0a\u89e3\u51b3\u5185\u5b58\u6cc4\u6f0f\u95ee\u9898\uff0c\u53ef\u91c7\u7528\u4ee5\u4e0b\u5b9e\u73b0\u65b9\u5f0f\uff1a<\/p>\n\n\n\n<ul><li>\u4f7f\u7528\u6a21\u5757\u5316\u8bbe\u8ba1\u4ee3\u66ff\u5168\u5c40\u53d8\u91cf\u5b58\u50a8<\/li><li>\u91c7\u7528\u5f31\u5f15\u7528\u7b49\u673a\u5236\u7ba1\u7406\u89c6\u56fe\u5bf9\u8c61<\/li><li>\u5efa\u7acb\u4e13\u95e8\u7684\u89c6\u56fe\u7ba1\u7406\u5668\u7edf\u4e00\u7ba1\u7406\u5b9e\u4f8b<\/li><\/ul>\n\n\n\n<p><strong>2\u3001\u89c6\u56fe\u590d\u7528\u673a\u5236<\/strong><\/p>\n\n\n\n<p>\u4ece\u5b9e\u9a8c\u4e0a\u53ef\u4ee5\u770b\u51fa\uff0c\u9891\u7e41\u521b\u5efa\u548c\u9500\u6bc1\u89c6\u56fe\u4f1a\u5e26\u6765\u663e\u8457\u7684\u6027\u80fd\u635f\u8017\u3002\u5728\u5b9e\u9645\u7684\u4e1a\u52a1\u573a\u666f\u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u590d\u7528\u89c6\u56fe\u6765\u63d0\u5347\u6027\u80fd\u3002\u5728\u5207\u6362\u89c6\u56fe\u65f6\uff0c\u4ec5\u9700\u8981\u901a\u8fc7&nbsp;dataModel.clear()&nbsp;\u6e05\u7a7a\u6570\u636e\u6a21\u578b\uff0c\u91cd\u65b0\u5bf9\u89c6\u56fe\u8fdb\u884c\u53cd\u5e8f\u5217\u5316\u5373\u53ef\u3002<\/p>\n\n\n\n<p><strong>3\u3001\u8d44\u6e90\u91ca\u653e<\/strong><\/p>\n\n\n\n<p>\u5bf9\u4e8e\u5fc5\u987b\u8981\u9891\u7e41\u521b\u5efa\/\u9500\u6bc1\u89c6\u56fe\u7684\u7279\u6b8a\u573a\u666f\uff0c\u53ef\u5728\u9500\u6bc1\u524d\u6267\u884c\u4ee5\u4e0b\u64cd\u4f5c\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>const&nbsp;dm =&nbsp;new&nbsp;ht.DataModel();\nview.setDataModel(dm);\nview.dispose();<\/code><\/pre>\n\n\n\n<p>\u5173\u952e\u8981\u70b9\uff1a<\/p>\n\n\n\n<ul><li>\u521b\u5efa\u65b0\u7684&nbsp;dataModel&nbsp;\u5b9e\u4f8b\u66ff\u6362\u539f\u6709\u5f15\u7528<\/li><li>\u6709\u6548\u89e3\u9664\u89c6\u56fe\u4e0e\u4e1a\u52a1\u6570\u636e\u7684\u5173\u8054\u5173\u7cfb<\/li><li>3D&nbsp;\u89c6\u56fe\u4e0a\u5b58\u5728&nbsp;dispose&nbsp;\u65b9\u6cd5\uff0c\u7528\u4e8e\u4e3b\u52a8\u91ca\u653e&nbsp;gl&nbsp;\u7684\u8d44\u6e90<\/li><\/ul>\n\n\n\n<p>\u9700\u8981\u6ce8\u610f\uff1a\u5728\u5177\u4f53\u7684\u9879\u76ee\u4e2d\uff0c\u4f18\u5148\u8003\u8651\u4e0a\u4e24\u4e2a\u65b9\u6848\uff0c\u6b64\u65b9\u6848\u9002\u7528\u4e8e\u5fc5\u987b\u9500\u6bc1\u89c6\u56fe\u7684\u7279\u6b8a\u60c5\u51b5\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/640.gif\"><img loading=\"lazy\" width=\"1024\" height=\"506\" src=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/640-1024x506.gif\" alt=\"\" class=\"wp-image-6728\" srcset=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/640-1024x506.gif 1024w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/640-300x148.gif 300w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/640-768x380.gif 768w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/640-660x326.gif 660w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<p><strong>4\u3001\u4e8b\u4ef6\u7ba1\u7406\u4f18\u5316<\/strong><\/p>\n\n\n\n<p>\u5728\u5904\u7406\u6a21\u5757\u901a\u4fe1\u4e0a\uff0c\u53ef\u4ee5\u8003\u8651\u4f7f\u7528&nbsp;HT&nbsp;\u7684\u4e8b\u4ef6\u6d3e\u53d1\u5668\u8fdb\u884c\u3002\u9879\u76ee\u5168\u5c40\u4e0a\u521b\u5efa\u4e00\u4e2a\u4e8b\u4ef6\u6d3e\u53d1\u5668\uff0c\u6a21\u5757\u95f4\u6d88\u606f\u4f20\u9012\u4f7f\u7528\u6d3e\u53d1\u5668\u8fdb\u884c\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>const&nbsp;notifier =&nbsp;new&nbsp;ht.Notifier();\nconst&nbsp;func =&nbsp;function(e) {}\nnotifier.add(func);&nbsp;\/\/ \u6dfb\u52a0\u76d1\u542c\u51fd\u6570\nnotifier.remove(func);&nbsp;\/\/ \u5220\u9664\u76d1\u542c\u51fd\u6570\nnotifier.fire(func);&nbsp;\/\/ \u6d3e\u53d1\u4e8b\u4ef6<\/code><\/pre>\n\n\n\n<p>\u5173\u952e\u8981\u70b9\uff1a<\/p>\n\n\n\n<ul><li>\u7edf\u4e00\u4f7f\u7528\u4e8b\u4ef6\u6d3e\u53d1\u5668\u8fdb\u884c\u8de8\u6a21\u5757\u901a\u4fe1\uff0c\u907f\u514d\u4e0d\u540c\u6a21\u5757\u95f4\u7684\u76f4\u63a5\u8c03\u7528\u3001\u4f9d\u8d56\uff0c\u51cf\u5c11\u5185\u5b58\u6cc4\u6f0f\u98ce\u9669<\/li><li>\u82e5\u6a21\u5757\u9700\u8981\u9500\u6bc1\uff0c\u5728\u9500\u6bc1\u524d\u9700\u79fb\u9664\u76f8\u5173\u4e8b\u4ef6\u76d1\u542c<\/li><li>\u5fc5\u987b\u4f7f\u7528\u5177\u540d\u51fd\u6570\u800c\u975e\u533f\u540d\u51fd\u6570\u4f5c\u4e3a\u4e8b\u4ef6\u5904\u7406\u5668<\/li><\/ul>\n\n\n\n<h1>\u603b\u7ed3<\/h1>\n\n\n\n<p>\u5728\u524d\u7aef\u5f00\u53d1\u8fc7\u7a0b\u4e2d\uff0c\u5f00\u53d1\u8005\u5e94\u6301\u7eed\u5173\u6ce8\u5185\u5b58\u53d8\u5316\u3002\u5185\u5b58\u6cc4\u6f0f\u95ee\u9898\u5e76\u975e\u90fd\u662f \u201c\u7206\u53d1\u5f0f\u663e\u73b0\u201d\uff0c\u66f4\u591a\u662f \u201c\u6e10\u8fdb\u5f0f\u7d2f\u79ef\u201d \u2014\u2014 \u521d\u671f\u5f80\u5f80\u96be\u4ee5\u5bdf\u89c9\uff0c\u4f46\u968f\u7740\u65f6\u95f4\u63a8\u79fb\uff0c\u8fc7\u9ad8\u7684\u5185\u5b58\u5360\u7528\u4f1a\u76f4\u63a5\u62d6\u6162\u8fd0\u884c\u6027\u80fd\uff1b\u5bf9\u4e8e\u57fa\u4e8e&nbsp;WebGL&nbsp;\u7684\u5e94\u7528\uff0c\u751a\u81f3\u53ef\u80fd\u5f15\u53d1\u4e0a\u4e0b\u6587\u4e22\u5931\u3001\u9875\u9762\u767d\u5c4f\u7b49\u4e25\u91cd\u95ee\u9898\u3002<strong>\u56e0\u6b64\uff0c\u5bf9\u5f85\u5185\u5b58\u6cc4\u6f0f\uff0c\u6211\u4eec\u5fc5\u987b\u4fdd\u6301\u5e38\u6001\u5316\u5173\u6ce8\u7684\u5fc3\u6001\u3002<\/strong><\/p>\n\n\n\n<p>\u60a8\u53ef\u4ee5\u81f3\u56fe\u6251\u8f6f\u4ef6\u5b98\u7f51\u67e5\u770b\u66f4\u591a\u6848\u4f8b\u53ca\u6548\u679c\uff1a<\/p>\n\n\n\n<p><a href=\"https:\/\/www.hightopo.com\/cn-index.html\">\u56fe\u6251\u8f6f\u4ef6 &#8211; \u6784\u5efa\u5148\u8fdb 2D \u548c 3D \u53ef\u89c6\u5316\u6240\u9700\u8981\u7684\u4e00\u5207<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p><!-- wp:paragraph --><\/p>\n<p>\u5728\u6784\u5efa\u9ad8\u6027\u80fd\u3001\u957f\u5468\u671f\u8fd0\u884c\u7684&nbsp;WebGL\/Canvas&nbsp;\u5e94\u7528\uff08\u5982&nbsp;3D&nbsp;\u7f16\u8f91\u5668\u3001\u6570\u636e\u53ef\u89c6\u5316\u5e73\u53f0\uff09\u65f6\uff0c\u5185\u5b58\u7ba1\u7406\u662f\u4e00\u4e2a\u81f3\u5173\u91cd\u8981\u4e14\u6781\u5177\u6311\u6218\u6027\u7684\u8bfe\u9898\u3002<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:image {\"id\":6705,\"sizeSlug\":\"large\",\"linkDestination\":\"media\"} --><\/p>\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u5185\u5b58\u6cc4\u9732\u5206\u6790\u66f4\u65b0.png\"><img loading=\"lazy\" width=\"1024\" height=\"997\" src=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u5185\u5b58\u6cc4\u9732\u5206\u6790\u66f4\u65b0-1024x997.png\" alt=\"\" class=\"wp-image-6705\" srcset=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u5185\u5b58\u6cc4\u9732\u5206\u6790\u66f4\u65b0-1024x997.png 1024w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u5185\u5b58\u6cc4\u9732\u5206\u6790\u66f4\u65b0-300x292.png 300w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u5185\u5b58\u6cc4\u9732\u5206\u6790\u66f4\u65b0-768x748.png 768w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u5185\u5b58\u6cc4\u9732\u5206\u6790\u66f4\u65b0-1536x1495.png 1536w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u5185\u5b58\u6cc4\u9732\u5206\u6790\u66f4\u65b0-660x643.png 660w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u5185\u5b58\u6cc4\u9732\u5206\u6790\u66f4\u65b0.png 2000w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n<p><!-- \/wp:image --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>\u5f00\u53d1\u8005\u901a\u5e38\u9762\u4e34\u7684\u5185\u5b58\u6cc4\u6f0f\u95ee\u9898\uff0c\u5176\u6839\u6e90\u8fdc\u6bd4\u7b80\u5355\u7684&nbsp;JavaScript&nbsp;\u5bf9\u8c61\u672a\u91ca\u653e\u8981\u590d\u6742\u5f97\u591a\u3002\u4e00\u4e2a\u73b0\u4ee3&nbsp;WebGL\/Canvas&nbsp;\u5e94\u7528\u7684\u5185\u5b58\u7248\u56fe\u5b9e\u9645\u4e0a\u8de8\u8d8a\u4e86\u4e09\u4e2a\u622a\u7136\u4e0d\u540c\u4f46\u53c8\u76f8\u4e92\u5173\u8054\u7684\u5185\u5b58\u533a\u57df\uff1a<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:list --><\/p>\n<ul>\n<li>\u56fe&nbsp;V8&nbsp;\u5f15\u64ce\u7ba1\u7406\u7684&nbsp;JavaScript&nbsp;\u5806\uff08JS Heap\uff09\uff0c\u7edd\u5927\u90e8\u5206\u60c5\u51b5\u6700\u5173\u6ce8\u7684\u662f\u8fd9\u4e00\u5c42\u7684\u6cc4\u9732<\/li>\n<li>\u56fe\u5f62\u5904\u7406\u5668\uff08GPU\uff09\u7684\u663e\u5b58\uff08VRAM\uff09<\/li>\n<li>Blink&nbsp;\u6e32\u67d3\u5f15\u64ce\u81ea\u8eab\u7528\u4e8e\u7ba1\u7406&nbsp;DOM&nbsp;\u7b49\u5bf9\u8c61\u7684\u539f\u751f&nbsp;C++ \u5806\uff08Native Heap\uff09<\/li>\n<\/ul>\n<p><!-- \/wp:list --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>\u8fd9\u4e09\u4e2a\u5185\u5b58\u533a\u57df\u5404\u81ea\u9075\u5faa\u4e0d\u540c\u7684\u5206\u914d\u3001\u7ba1\u7406\u548c\u56de\u6536\u89c4\u5219\uff1a<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:list --><\/p>\n<ul>\n<li><strong>V8 \u5806\uff1a\u91c7\u7528\u5148\u8fdb\u7684\u3001\u81ea\u52a8\u5316\u7684\u5783\u573e\u56de\u6536\uff08GC\uff09\u673a\u5236\uff0c\u5f53\u5f15\u7528\u4e3a\u7a7a\u7684\u65f6\u5019\u4f1a\u81ea\u52a8\u91ca\u653e<\/strong><\/li>\n<li><strong>GPU \u663e\u5b58\uff1a\u4f9d\u8d56\u4e8e\u5f00\u53d1\u8005\u901a\u8fc7 WebGL API \u8fdb\u884c\u663e\u5f0f\u7684\u624b\u52a8\u7ba1\u7406<\/strong><\/li>\n<li><strong>Blink&nbsp;\u7684\u539f\u751f\u5806\uff1a<\/strong>\u7531\u4e13\u7528&nbsp;C++&nbsp;\u5783\u573e\u56de\u6536\u5668\u8d1f\u8d23<\/li>\n<\/ul>\n<p><!-- \/wp:list --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>\u5927\u591a\u6570\u96be\u4ee5\u8bca\u65ad\u548c\u4fee\u590d\u7684\u5185\u5b58\u6cc4\u6f0f\u95ee\u9898\uff0c\u5176\u672c\u8d28\u90fd\u6e90\u4e8e\u5bf9\u8fd9\u4e09\u4e2a\u5c42\u9762\u4e4b\u95f4\u7684\u8fb9\u754c\u3001\u6240\u6709\u6743\u89c4\u5219\u4ee5\u53ca\u901a\u4fe1\u534f\u8bae\u7f3a\u4e4f\u6df1\u523b\u7406\u89e3\u3002<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>\u6211\u4eec\u5c06\u5206\u522b\u5bf9\u4e09\u4e2a\u6838\u5fc3\u90e8\u5206\uff0c\u7cfb\u7edf\u6027\u5730\u5206\u6790\u6bcf\u4e00\u5c42\u5185\u5b58\u533a\u57df\u4e2d\u5e38\u89c1\u7684\u6cc4\u6f0f\u6a21\u5f0f\u3001\u5e95\u5c42\u6210\u56e0\uff0c\u5e76\u4ecb\u7ecd\u5b9e\u7528\u6392\u67e5\u7b56\u7565\u548c\u89e3\u51b3\u65b9\u6848\u3002\u901a\u8fc7\u672c\u7bc7\u5206\u4eab\uff0c\u5f00\u53d1\u8005\u5c06\u80fd\u591f\u5efa\u7acb\u4e00\u4e2a\u8d2f\u7a7f&nbsp;GPU\u3001JavaScript&nbsp;\u5f15\u64ce\u548c\u6d4f\u89c8\u5668\u6e32\u67d3\u5185\u6838\u7684\u6574\u4f53\u5185\u5b58\u5fc3\u667a\u6a21\u578b\uff0c\u4ece\u800c\u66f4\u6709\u6548\u5730\u6784\u5efa\u7a33\u5b9a\u3001\u9ad8\u6548\u4e14\u65e0\u6cc4\u6f0f\u7684&nbsp;WebGL\/Canvas&nbsp;\u5e94\u7528\u3002<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:image {\"id\":6706,\"sizeSlug\":\"full\",\"linkDestination\":\"media\"} --><\/p>\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72471.png\"><img loading=\"lazy\" width=\"827\" height=\"797\" src=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72471.png\" alt=\"\" class=\"wp-image-6706\" srcset=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72471.png 827w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72471-300x289.png 300w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72471-768x740.png 768w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72471-660x636.png 660w\" sizes=\"(max-width: 827px) 100vw, 827px\" \/><\/a><\/figure>\n<p><!-- \/wp:image --><\/p>\n<p><!-- wp:heading {\"level\":1} --><\/p>\n<h1>JavaScript&nbsp;\u5806\u6cc4\u6f0f<\/h1>\n<p><!-- \/wp:heading --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p><strong>\u5806\u7b80\u8ff0<\/strong><\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>Javascript&nbsp;\u7684\u89e3\u91ca\u5668&nbsp;V8&nbsp;\u5f15\u64ce\u5c06\u6d4f\u89c8\u5668\u5185\u5b58\u5206\u4e3a\u4e24\u4e2a\u4e3b\u8981\u90e8\u5206\uff1a<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:list --><\/p>\n<ul>\n<li><strong>\u6808\uff08Stack\uff09\uff1a<\/strong>\u7528\u4e8e\u5b58\u50a8\u9759\u6001\u6570\u636e\uff0c\u5305\u62ec\u539f\u59cb\u7c7b\u578b\uff08Primitive Types\uff09\u7684\u5c40\u90e8\u53d8\u91cf\uff08\u5982&nbsp;number, boolean, null, undefined, string&nbsp;\u7b49\uff09\u4ee5\u53ca\u6307\u5411\u5806\u4e2d\u5bf9\u8c61\u7684\u6307\u9488\uff08\u5f15\u7528\u5730\u5740\uff09\u3002<strong>\u6808\u5185\u5b58\u7684\u7279\u70b9\u662f\u5927\u5c0f\u56fa\u5b9a\u3001\u81ea\u52a8\u5206\u914d\u548c\u91ca\u653e\uff0c<\/strong>\u968f\u7740\u51fd\u6570\u8c03\u7528\u7684\u5f00\u59cb\u548c\u7ed3\u675f\uff08\u6267\u884c\u4e0a\u4e0b\u6587\u7684\u5165\u6808\u548c\u51fa\u6808\uff09\u800c\u8fdb\u884c\u7ba1\u7406\u3002<\/li>\n<li><strong>\u5806\uff08Heap\uff09\uff1a<\/strong>\u7528\u4e8e\u5b58\u50a8\u52a8\u6001\u5206\u914d\u7684\u5185\u5b58\uff0c\u5373<strong>\u5927\u5c0f\u4e0d\u56fa\u5b9a\u7684\u3001\u751f\u547d\u5468\u671f\u53ef\u80fd\u5f88\u957f\u7684\u6570\u636e<\/strong>\u3002JavaScript&nbsp;\u4e2d\u7684\u7edd\u5927\u591a\u6570\u201c\u4e1c\u897f\u201d\u90fd\u5b58\u5728\u8fd9\u91cc\u3002\u8b6c\u5982\u5bf9\u8c61\uff08object\uff09\uff0c\u6570\u7ec4\uff08Arrays)\uff0c\u51fd\u6570\uff08Functions\uff09\uff0c\u95ed\u5305\uff08Clousures\uff09\uff0c\u5b57\u7b26\u4e32\uff08String\uff09\uff0cArrayBuffer \/ Uint8Array&nbsp;\u7b49<\/li>\n<\/ul>\n<p><!-- \/wp:list --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>\u6211\u4eec\u91cd\u70b9\u5173\u6ce8\u5806\u4e0a\u7684\u8d44\u6e90\uff0c\u5c3d\u7ba1\u6709\u81ea\u52a8\u5783\u573e\u56de\u6536\uff08GC\uff09\u673a\u5236\uff0cJS&nbsp;\u5806\u6cc4\u6f0f\u4ecd\u7136\u662f&nbsp;WebGL&nbsp;\u5e94\u7528\u4e2d\u4e00\u4e2a\u5e38\u89c1\u4e14\u68d8\u624b\u7684\u95ee\u9898\u3002<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p><strong>\u5bfc\u81f4&nbsp;JS&nbsp;\u5185\u5b58\u6cc4\u6f0f\u7684\u5e38\u89c1\u67b6\u6784\u6a21\u5f0f\uff1a<\/strong><\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>\u5728&nbsp;JavaScript&nbsp;\u8fd9\u7c7b\u5177\u5907\u81ea\u52a8\u5783\u573e\u56de\u6536\u673a\u5236\u7684\u8bed\u8a00\u4e2d\uff0c\u5185\u5b58\u6cc4\u6f0f\u7684\u672c\u8d28\u5e76\u975e\u201c\u5fd8\u8bb0\u91ca\u653e\u5185\u5b58\u201d\uff0c\u800c\u662f\u5b58\u5728<strong>\u201c\u610f\u5916\u7684\u5f15\u7528\u201d\uff08unwanted reference\uff09<\/strong>\u3002\u4e00\u4e2a\u5728\u903b\u8f91\u4e0a\u5df2\u7ecf\u5e9f\u5f03\u3001\u5e94\u7528\u4e0d\u518d\u9700\u8981\u7684\u5bf9\u8c61\uff0c\u82e5\u4ecd\u6709\u4e00\u6761\u5f15\u7528\u94fe\u5c06\u5176\u4e0e\u5b58\u6d3b\u7684\u5bf9\u8c61\u56fe\u76f8\u8fde\uff0cGC&nbsp;\u5c31\u4f1a\u5224\u5b9a\u5b83\u201c\u53ef\u8fbe\u201d\uff0c\u4ece\u800c\u65e0\u6cd5\u56de\u6536 \u3002<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>GC&nbsp;\u6807\u8bb0 &#8211; \u6e05\u9664\uff08Mark-and-Sweep\uff09\u7b97\u6cd5\u9075\u5faa\u660e\u786e\u7684\u89c4\u5219\uff1a\u4ece\u6839\u5bf9\u8c61\u5f00\u59cb\uff0c\u9010\u6761\u8ffd\u8e2a\u6240\u6709\u6307\u9488\u3002\u53ea\u8981\u4ece\u6839\u5230\u67d0\u4e2a\u5bf9\u8c61\u5b58\u5728\u4e00\u6761\u8def\u5f84\uff0c\u8be5\u5bf9\u8c61\u5c31\u5b9a\u4e49\u4e3a\u53ef\u8fbe\uff0c\u5373\u201c\u5b58\u6d3b\u201d\u3002\u4f46\u662f&nbsp;GC&nbsp;\u65e0\u6cd5\u7406\u89e3\u5f00\u53d1\u8005\u7684\u8bed\u4e49\u610f\u56fe \u2014\u2014 \u5b83\u65e0\u6cd5\u5224\u65ad\u4e00\u4e2a\u5df2\u7ecf\u8131\u79bb\u6587\u6863\u7684&nbsp;DOM&nbsp;\u8282\u70b9\u662f\u5426\u6c38\u8fdc\u4e0d\u4f1a\u88ab\u91cd\u65b0\u6302\u8f7d\uff0c\u4e5f\u65e0\u6cd5\u77e5\u6653\u95ed\u5305\u4e2d\u6355\u83b7\u7684\u53d8\u91cf\u662f\u5426\u6c38\u8fdc\u4e0d\u4f1a\u88ab\u8bbf\u95ee\u3002\u5b83\u53ea\u80fd\u673a\u68b0\u6027\u5730\u9075\u5faa\u6307\u9488\u3002<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>\u56e0\u6b64\uff0c\u4fee\u590d\u8fd9\u4e9b\u5185\u5b58\u6cc4\u6f0f\u5e76\u975e\u5bfb\u627e&nbsp;V8&nbsp;\u5f15\u64ce\u7684&nbsp;bug\uff0c\u800c\u662f\u7ec6\u81f4\u5730\u7ba1\u7406\u5bf9\u8c61\u56fe\uff0c\u786e\u4fdd\u5f53\u5bf9\u8c61\u5728\u903b\u8f91\u4e0a\u4e0d\u518d\u9700\u8981\u65f6\uff0c\u901a\u8fc7&nbsp;myNode = null&nbsp;\u6216&nbsp;removeEventListener&nbsp;\u7b49\u65b9\u5f0f\u663e\u5f0f\u5730\u5207\u65ad\u5f15\u7528\u3002&nbsp;<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p><strong>\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u89c1\u7684\u5bfc\u81f4\u610f\u5916\u5f15\u7528\u7684\u6a21\u5f0f\uff1a<\/strong><\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p><strong>1\u3001 \u5206\u79bb\u7684&nbsp;DOM&nbsp;\u5143\u7d20<\/strong><\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>\u5206\u79bb\u7684&nbsp;DOM&nbsp;\u5143\u7d20&nbsp;\uff08Detached DOM Elements\uff09&nbsp;\u8fd9\u662f\u6700\u7ecf\u5178\u7684\u6cc4\u6f0f\u6a21\u5f0f\u4e4b\u4e00\u3002\u5f53\u4e00\u4e2a&nbsp;DOM&nbsp;\u8282\u70b9\u901a\u8fc7&nbsp;element.removeChild()&nbsp;\u4ece\u6587\u6863\u6811\u4e2d\u79fb\u9664\u540e\uff0c\u5b83\u5728\u9875\u9762\u4e0a\u5c31\u4e0d\u518d\u53ef\u89c1\u3002\u4f46\u662f\uff0c\u5982\u679c\u6b64\u65f6&nbsp;JavaScript&nbsp;\u4ee3\u7801\u4e2d\u4ecd\u6709\u67d0\u4e2a\u53d8\u91cf\u6301\u6709\u5bf9\u8be5\u8282\u70b9\u7684\u5f15\u7528\uff0c\u90a3\u4e48\u8fd9\u4e2a\u8282\u70b9\u53ca\u5176\u6574\u4e2a\u5b50\u6811\u90fd\u65e0\u6cd5\u88ab&nbsp;GC&nbsp;\u56de\u6536\u3002\u5728\u590d\u6742\u7684\u5355\u9875\u5e94\u7528\uff08SPA\uff09\u4e2d\uff0c\u89c6\u56fe\u7ec4\u4ef6\u88ab\u52a8\u6001\u521b\u5efa\u548c\u9500\u6bc1\uff0c\u5982\u679c\u9500\u6bc1\u903b\u8f91\u4e0d\u5b8c\u5584\uff0c\u5f88\u5bb9\u6613\u7559\u4e0b\u5bf9\u65e7\u89c6\u56fe&nbsp;DOM&nbsp;\u8282\u70b9\u7684\u5f15\u7528\u3002<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p><strong>2\u3001\u95ed\u5305\u5f15\u8d77\u7684\u610f\u5916\u4f5c\u7528\u57df\u6355\u83b7<\/strong><\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>\u95ed\u5305\uff08Closure\uff09\u662f&nbsp;JavaScript&nbsp;\u7684\u4e00\u4e2a\u5f3a\u5927\u7279\u6027\uff0c\u5b83\u5141\u8bb8\u51fd\u6570\u8bbf\u95ee\u5e76\u64cd\u4f5c\u5176\u8bcd\u6cd5\u4f5c\u7528\u57df\uff08lexical scope\uff09\u4e2d\u7684\u53d8\u91cf\uff0c\u5373\u4f7f\u8be5\u51fd\u6570\u5df2\u5728\u5176\u4f5c\u7528\u57df\u4e4b\u5916\u88ab\u8c03\u7528\u3002\u4f46\u662f\u8fd9\u4efd\u5f3a\u5927\u4e5f\u6697\u85cf\u98ce\u9669\uff0c\u95ed\u5305\u5f80\u5f80\u662f\u5185\u5b58\u6cc4\u6f0f\u7684\u201c\u9690\u5f62\u6e90\u5934\u201d\u3002<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>\u95ed\u5305\u4f1a\u5b8c\u6574\u6301\u6709\u5176\u521b\u5efa\u65f6\u6240\u5728\u4f5c\u7528\u57df\u7684\u5f15\u7528\u3002\u82e5\u4e00\u4e2a\u751f\u547d\u5468\u671f\u5f88\u957f\u7684\u5185\u90e8\u51fd\u6570\uff08\u4f8b\u5982\uff0c\u4e00\u4e2a\u4e8b\u4ef6\u56de\u8c03\u6216\u5b9a\u65f6\u5668\u56de\u8c03\uff09\u662f\u5728\u4e00\u4e2a\u5305\u542b\u5927\u578b\u5bf9\u8c61\u5f15\u7528\u7684\u5916\u90e8\u51fd\u6570\u4e2d\u521b\u5efa\u7684\uff0c\u90a3\u4e48\u8fd9\u4e2a\u5927\u578b\u5bf9\u8c61\u4e5f\u4f1a\u88ab\u95ed\u5305\u201c\u6355\u83b7\u201d\u3002\u5373\u4f7f\u5185\u90e8\u51fd\u6570\u672c\u8eab\u4ece\u672a\u4f7f\u7528\u8fc7\u5b83\uff0c\u5927\u578b\u5bf9\u8c61\u4e5f\u4f1a\u59cb\u7ec8\u5904\u4e8e\u53ef\u8fbe\u72b6\u6001\uff0c\u6700\u7ec8\u5bfc\u81f4\u5783\u573e\u56de\u6536\u5668\u65e0\u6cd5\u5bf9\u5176\u56de\u6536\uff0c\u4ece\u800c\u9020\u6210\u5185\u5b58\u6cc4\u6f0f\u3002<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p><strong>3\u3001 \u60ac\u7a7a\u7684\u5b9a\u65f6\u5668\u548c\u4e8b\u4ef6\u76d1\u542c\u5668<\/strong><\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>\u4f20\u9012\u7ed9&nbsp;setInterval\u3001setTimeout&nbsp;\u6216&nbsp;element.addEventListener&nbsp;\u7684\u56de\u8c03\u51fd\u6570\uff0c\u5176\u751f\u547d\u5468\u671f\u4f1a\u6301\u7eed\u5230\u5b9a\u65f6\u5668\u88ab\u6e05\u9664\u6216\u4e8b\u4ef6\u76d1\u542c\u5668\u88ab\u79fb\u9664\u4e3a\u6b62\u3002\u5728\u6b64\u671f\u95f4\uff0c\u82e5\u56de\u8c03\u51fd\u6570\u5185\u90e8\u5f15\u7528\u4e86\u5176\u4ed6\u5bf9\u8c61\uff08\u6bd4\u5982\u67d0\u4e2a\u7ec4\u4ef6\u7684\u5b9e\u4f8b\u6216\u6570\u636e\uff09\uff0c\u8fd9\u4e9b\u88ab\u5f15\u7528\u7684\u5bf9\u8c61\u4e5f\u4f1a\u88ab\u201c\u7ed1\u5b9a\u201d\u800c\u4fdd\u6301\u5b58\u6d3b\u72b6\u6001\u3002\u5728\u7ec4\u4ef6\u5316\u5f00\u53d1\u4e2d\uff0c\u6700\u5e38\u89c1\u7684\u758f\u6f0f\u4e4b\u4e00\u4fbf\u662f\uff1a\u5728\u7ec4\u4ef6\u9500\u6bc1\u65f6\u5fd8\u8bb0\u6e05\u7406\u8fd9\u4e9b\u5b9a\u65f6\u5668\u4e0e\u4e8b\u4ef6\u76d1\u542c\u5668\u3002\u8fd9\u5c31\u4f1a\u76f4\u63a5\u5bfc\u81f4\u6574\u4e2a\u7ec4\u4ef6\u5b9e\u4f8b\u53ca\u5176\u4f9d\u8d56\u5bf9\u8c61\u59cb\u7ec8\u5904\u4e8e\u53ef\u8fbe\u72b6\u6001\uff0c\u6700\u7ec8\u65e0\u6cd5\u88ab\u56de\u6536\uff0c\u4ece\u800c\u9020\u6210\u5185\u5b58\u6cc4\u6f0f\u3002<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p><strong>4\u3001\u610f\u5916\u7684\u5168\u5c40\u53d8\u91cf<\/strong><\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>\u5728\u975e\u4e25\u683c\u6a21\u5f0f\u4e0b\uff0c\u51fd\u6570\u5185\u7ed9\u672a\u58f0\u660e\u7684\u53d8\u91cf\u8fdb\u884c\u8d4b\u503c\uff0cJavaScript&nbsp;\u4e0d\u4f1a\u62a5\u9519\uff0c\u53cd\u800c\u4f1a\u5728\u5168\u5c40\u5bf9\u8c61\uff08\u5982\u6d4f\u89c8\u5668\u7684&nbsp;window\uff09\u4e0a\u521b\u5efa\u4e00\u4e2a\u540c\u540d\u53d8\u91cf\u3002\u5168\u5c40\u53d8\u91cf\u4f5c\u4e3a&nbsp;GC&nbsp;\u6839\u8282\u70b9\uff0c\u5b83\u4eec\u5728\u5e94\u7528\u7684\u6574\u4e2a\u751f\u547d\u5468\u671f\u5185\u90fd\u65e0\u6cd5\u88ab\u56de\u6536\u3002\u8fd9\u79cd\u201c\u610f\u5916\u7684\u5168\u5c40\u53d8\u91cf\u201d\u901a\u5e38\u7531\u62fc\u5199\u9519\u8bef\u6216\u5fd8\u8bb0\u4f7f\u7528&nbsp;let\u3001const\u3001var&nbsp;\u5173\u952e\u5b57\u5f15\u8d77\uff0c\u662f\u4e00\u79cd\u9690\u853d\u4f46\u5371\u5bb3\u4e25\u91cd\u7684\u5185\u5b58\u6cc4\u6f0f\u6e90\u3002<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p><strong>Chrome DevTools \u5806\u5206\u6790\u5b9e\u6218\u6307\u5357<\/strong><\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>Chrome DevTools\uff08\u5f00\u53d1\u8005\u5de5\u5177\uff09 \u7684&nbsp;Memory\uff08\u5185\u5b58\uff09\u9762\u677f\u662f\u8bca\u65ad&nbsp;JS&nbsp;\u5806\u6cc4\u6f0f\u7684\u6743\u5a01\u5de5\u5177\u3002\u5b83\u53ef\u4ee5\u5bf9\u5f53\u524d\u5806\u8fdb\u884c\u5feb\u7167\uff0c\u76f4\u89c2\u7684\u5c55\u793a\u5f53\u524d\u7684\u5360\u7528\u60c5\u51b5\u3002<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:image {\"id\":6707,\"sizeSlug\":\"large\",\"linkDestination\":\"media\"} --><\/p>\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72472.png\"><img loading=\"lazy\" width=\"1024\" height=\"380\" src=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72472-1024x380.png\" alt=\"\" class=\"wp-image-6707\" srcset=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72472-1024x380.png 1024w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72472-300x111.png 300w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72472-768x285.png 768w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72472-660x245.png 660w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72472.png 1323w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n<p><!-- \/wp:image --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>\u5177\u4f53\u64cd\u4f5c\u4f4d\u7f6e\u5728&nbsp;Chrome DevTools -&gt; Momery&nbsp;\u6807\u7b7e\u9875\uff08\u56fe\u4e2d&nbsp;\u2460\uff09\u3002<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p><strong>1.<\/strong>\u5728\u5185\u5b58\u5206\u6790\u4e2d\uff0cHeap snapshot\uff08\u5806\u5feb\u7167\uff09\u662f\u6700\u5e38\u7528\u7684\u6392\u67e5\u624b\u6bb5\uff0c\u5728\u751f\u6210\u5feb\u7167\u524d\uff0c\u9700\u5148\u9009\u62e9\u8fd9\u4e00\u7c7b\u578b\uff08\u56fe\u4e2d&nbsp;\u2461\uff09\u3002<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p><strong>2.<\/strong>\u5728\u751f\u6210\u5feb\u7167\u524d\uff0c\u9700\u8981\u5148\u70b9\u51fb\u4e0a\u56fe\u4e2d\u7684&nbsp;\u2462&nbsp;\u53f7\u6309\u94ae\uff08\u5f3a\u5236\u5783\u573e\u56de\u6536\uff09\uff0c\u5f85\u5b8c\u6210\u4e00\u6b21&nbsp;GC&nbsp;\u540e\uff0c\u518d\u70b9&nbsp;\u2463&nbsp;\u53f7\u6309\u94ae\u751f\u6210\u5feb\u7167\u3002\u8fd9\u6837\u505a\u7684\u539f\u56e0\u662f\uff0c\u6211\u4eec\u7684\u6838\u5fc3\u76ee\u6807\u662f\u6392\u67e5\u5185\u5b58\u6cc4\u6f0f\u95ee\u9898\uff0c\u5f3a\u5236&nbsp;GC&nbsp;\u80fd\u91ca\u653e\u539f\u672c\u5e94\u8be5\u88ab\u56de\u6536\u7684\u8d44\u6e90\uff0c\u8fd9\u4f1a\u8ba9\u5feb\u7167\u7ed3\u679c\u66f4\u52a0\u76f4\u89c2\u5730\u663e\u793a\u51fa\u95ee\u9898\u3002<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p><strong>3.<\/strong>\u5feb\u7167\u751f\u6210\u540e\uff0c\u5728&nbsp;\u2464&nbsp;\u4f4d\u7f6e\u4f1a\u663e\u793a\u5feb\u7167\u4fe1\u606f\uff0c\u5c55\u5f00\u540e\u5982\u4e0b\uff1a<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>\uff08\u2465&nbsp;\u4f4d\u7f6e\u4f1a\u5c55\u793a\u5806\u5185\u5b58\u7684\u5927\u5c0f\uff0c\u80fd\u5feb\u901f\u4e14\u76f4\u89c2\u5730\u4e86\u89e3\u5230\u6574\u4e2a\u9875\u9762\u7684\u5806\u5185\u5b58\u5360\u7528\u60c5\u51b5\u3002\uff09<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:image {\"id\":6708,\"sizeSlug\":\"large\",\"linkDestination\":\"media\"} --><\/p>\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72473.png\"><img loading=\"lazy\" width=\"1024\" height=\"522\" src=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72473-1024x522.png\" alt=\"\" class=\"wp-image-6708\" srcset=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72473-1024x522.png 1024w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72473-300x153.png 300w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72473-768x391.png 768w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72473-660x336.png 660w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72473.png 1144w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n<p><!-- \/wp:image --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>\u5728\u5feb\u7167\u4fe1\u606f\u4e2d\uff0c\u9700\u8981\u91cd\u70b9\u5173\u6ce8\u6bcf\u4e2a\u5bf9\u8c61\u7684\u4e24\u9879\u6838\u5fc3\u6570\u636e\uff1a<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:list --><\/p>\n<ul>\n<li>Shallow Size&nbsp;\u6d45\u5c42\u5927\u5c0f\uff08\u56fe\u4e2d&nbsp;\u2460\uff09\uff1a\u4e00\u822c\u7528\u6765\u6307\u5bf9\u8c61\u81ea\u8eab\u5360\u7528\u7684\u5927\u5c0f\uff0c\u4e0d\u5305\u542b\u5b83\u5f15\u7528\u7684\u5176\u4ed6\u5bf9\u8c61\u7684\u5927\u5c0f\u3002<\/li>\n<li>Retained Size&nbsp;\u4fdd\u7559\u5927\u5c0f\uff08\u56fe\u4e2d&nbsp;\u2461\uff09\uff1a\u8868\u793a\u8be5\u5bf9\u8c61\u5728\u88ab&nbsp;GC&nbsp;\u540e\uff0c\u6240\u80fd\u91ca\u653e\u7684\u603b\u5185\u5b58\u5927\u5c0f\u3002\u901a\u5e38\u7b49\u4e8e\u81ea\u8eab\u7684&nbsp;Shallow Size&nbsp;\u52a0\u4e0a\u88ab\u5b83\u5f15\u7528\u7684\u5176\u4ed6\u5bf9\u8c61\u7684&nbsp;Shallow Size&nbsp;\u4e4b\u548c\u3002<\/li>\n<\/ul>\n<p><!-- \/wp:list --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>\u5728\u5b9e\u9645\u5206\u6790\u4e2d\uff0c\u5efa\u8bae\u4f18\u5148\u5173\u6ce8&nbsp;Retained Size\uff0c\u56e0\u5176\u80fd\u66f4\u5168\u9762\u5730\u53cd\u6620\u5bf9\u8c61\u5806\u5185\u5b58\u5360\u7528\u7684\u5b9e\u9645\u5f71\u54cd\u3002<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p><strong>\u5feb\u7167\u7684\u6458\u8981\u89c6\u56fe<\/strong><\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:image {\"id\":6709,\"sizeSlug\":\"large\",\"linkDestination\":\"media\"} --><\/p>\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72474.png\"><img loading=\"lazy\" width=\"1024\" height=\"573\" src=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72474-1024x573.png\" alt=\"\" class=\"wp-image-6709\" srcset=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72474-1024x573.png 1024w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72474-300x168.png 300w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72474-768x430.png 768w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72474-660x369.png 660w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72474.png 1258w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n<p><!-- \/wp:image --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>\u5728\u4e0a\u56fe\u6240\u793a\u7684\u6458\u8981\u4e2d\uff0c\u6bcf\u4e00\u9879\u90fd\u652f\u6301\u5c55\u5f00\uff0c\u5c55\u5f00\u540e\u53ef\u4ee5\u770b\u5230\u5bf9\u8c61\u7684\u5b8c\u6574\u5f15\u7528\u94fe\u3002\u6458\u8981\u9762\u677f\u9002\u5408\u7684\u8fd0\u7528\u573a\u666f\uff1a\u5f53\u5355\u6b21&nbsp;Profile&nbsp;\u5df2\u663e\u793a\u51fa\u5927\u91cf\u7684\u5185\u5b58\u5360\u7528\u65f6\uff0c\u53ef\u5148\u6309&nbsp;Retained Size&nbsp;\u5bf9\u5217\u8868\u8fdb\u884c\u6392\u5e8f\uff0c\u5feb\u901f\u5b9a\u4f4d\u5230\u5360\u636e\u4e86\u8fc7\u9ad8\u7684\u5185\u5b58\u7684\u9879\uff0c\u5c55\u5f00\u5176\u4e2d\u7684\u53ef\u7591\u76ee\u6807\u5e76\u4e00\u8def\u8ffd\u6eaf\uff0c\u76f4\u5230\u627e\u5230\u6839\u6e90 \u2014\u2014 \u901a\u5e38\u662f\u6302\u8f7d\u5230\u5168\u5c40&nbsp;windows&nbsp;\u5bf9\u8c61\u4e0a\u7684\u53d8\u91cf\uff0c\u6216\u88ab\u95ed\u5305\u6355\u83b7\u7684\u53d8\u91cf\u3002<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p><strong>\u4e09\u5feb\u7167\u6cd5\uff08\u63a8\u8350\u7684\u6392\u67e5\u6b65\u9aa4\uff09<\/strong><\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>\u5728\u591a\u6570\u60c5\u51b5\u4e0b\uff0c<strong>\u6cc4\u9732\u662f\u7f13\u6162\u53d1\u751f\u7684<\/strong>\uff0c\u5355\u4e2a\u5806\u5feb\u7167\u5305\u542b\u4e86\u6570\u767e\u4e07\u4e2a\u5bf9\u8c61\uff0c\u6742\u4e71\u65e0\u7ae0\uff0c\u4e0d\u65b9\u4fbf\u76f4\u63a5\u627e\u5230\u6cc4\u6f0f\u6e90\u3002\u56e0\u6b64\uff0c\u6211\u4eec\u66f4\u63a8\u8350\u4f7f\u7528\u201c\u4e09\u5feb\u7167\u6cd5\u201d\u6765\u627e\u5230\u6cc4\u9732\u7684\u6e90\u5934\u3002\u5177\u4f53\u64cd\u4f5c\u6b65\u9aa4\uff1a<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:list {\"ordered\":true} --><\/p>\n<ol>\n<li><strong>\u5feb\u7167&nbsp;1&nbsp;(\u57fa\u7ebf\u72b6\u6001)\uff1a<\/strong>\u52a0\u8f7d\u9875\u9762\uff0c\u5728\u5e94\u7528\u8fdb\u5165\u7a33\u5b9a\u72b6\u6001\u540e\uff0c\u70b9\u5feb\u7167\u4e2d\u7684\u626b\u628a\u6309\u94ae\uff0c\u505a\u4e00\u6b21\u5f3a\u5236&nbsp;GC&nbsp;\u540e\uff0c\u62cd\u6444\u7b2c\u4e00\u6b21\u5806\u5feb\u7167\uff08Heap snapshot\uff09\uff0c\u5efa\u7acb\u5185\u5b58\u7684\u57fa\u7ebf<\/li>\n<li><strong>\u6267\u884c\u53ef\u7591\u64cd\u4f5c\uff1a<\/strong>\u6267\u884c\u4e00\u7cfb\u5217\u4f60\u6000\u7591\u53ef\u80fd\u5bfc\u81f4\u5185\u5b58\u6cc4\u6f0f\u7684\u7528\u6237\u64cd\u4f5c\u3002\u8fd9\u91cc\u7684\u5173\u952e\u5728\u4e8e\uff1a<strong>\u8fd9\u4e2a\u64cd\u4f5c\u5e8f\u5217\u5e94\u5177\u5907\u662f\u53ef\u9006\u6027\u3002<\/strong>\u4f8b\u5982\u201c\u6253\u5f00\u4e00\u4e2a\u590d\u6742\u7684&nbsp;UI&nbsp;\u9762\u677f\uff0c\u968f\u540e\u518d\u5c06\u5176\u5173\u95ed\u201d\u3002\u8fd9\u4e2a\u201c\u64cd\u4f5c-\u9006\u64cd\u4f5c\u201d\u5faa\u73af\u662f\u4f60\u7684<strong>\u53d7\u63a7\u5b9e\u9a8c<\/strong>\uff0c\u5047\u8bbe\u662f\u201c\u8be5\u5faa\u73af\u5e94\u662f\u5185\u5b58\u4e2d\u6027\u7684\uff0c\u5373\u64cd\u4f5c\u540e\u4e0d\u5e94\u9057\u7559\u4efb\u4f55\u5185\u5b58\u5783\u573e\u201d\u3002\u6b64\u5916\uff0c\u4e5f\u53ef\u6d4b\u8bd5\u5e94\u7528\u957f\u65f6\u95f4\u9759\u7f6e\uff08\u5982\u534a\u5c0f\u65f6\u4ee5\u4e0a\uff09\u7684\u60c5\u51b5\u3002<\/li>\n<li><strong>\u5feb\u7167&nbsp;2<\/strong>\uff1a\u505a\u5b8c\u4e0a\u8ff0\u7684\u64cd\u4f5c\u4e4b\u540e\uff0c\u7ee7\u7eed\u5f3a\u5236&nbsp;GC&nbsp;\u4e00\u6b21\uff0c\u518d\u62cd\u6444\u7b2c\u4e8c\u6b21\u5feb\u7167\u3002<\/li>\n<li><strong>\u653e\u5927\u6cc4\u6f0f\uff1a<\/strong>\u91cd\u590d\u6267\u884c\u6b65\u9aa4&nbsp;2&nbsp;\u4e2d\u7684\u201c\u64cd\u4f5c-\u9006\u64cd\u4f5c\u201d\u5faa\u73af\u6570\u6b21\uff08\u4f8b\u5982&nbsp;1-N&nbsp;\u6b21\uff09\u3002\u8fd9\u4f1a\u653e\u5927\u5185\u5b58\u6cc4\u6f0f\uff0c\u4f7f\u5176\u5728\u5feb\u7167\u5bf9\u6bd4\u4e2d\u66f4\u52a0\u660e\u663e\u3002<\/li>\n<li><strong>\u5feb\u7167&nbsp;3\uff1a<\/strong>\u5b8c\u6210\u6240\u6709\u5faa\u73af\u540e\uff0c\u518d\u6b21\u5f3a\u5236&nbsp;GC\uff0c\u5e76\u62cd\u6444\u7b2c\u4e09\u6b21\u5feb\u7167\u3002<\/li>\n<\/ol>\n<p><!-- \/wp:list --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p><strong>1\u3001\u4f7f\u7528\u5bf9\u6bd4\u89c6\u56fe<\/strong><\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>\u5728\u5b8c\u6210\u4ee5\u4e0a\u7684\u64cd\u4f5c\u6b65\u9aa4\u540e\uff0c\u9009\u62e9\u7b2c\u4e09\u4e2a\u5feb\u7167\uff0c\u5e76\u5728\u9876\u90e8\u7684\u89c6\u56fe\u9009\u62e9\u5668\u4e2d\uff08\u4e0b\u56fe&nbsp;\u2461\uff09\uff0c\u5c06\u89c6\u56fe\u6a21\u5f0f\u4ece&nbsp;Summary&nbsp;\u5207\u6362\u4e3a&nbsp;Comparison\uff0c\u6bd4\u8f83\u5bf9\u8c61\u9009\u62e9\u4e3a\u5feb\u7167&nbsp;2\uff08\u4e0b\u56fe&nbsp;\u2462\uff09\u3002\u73b0\u5728\u89c6\u56fe\u53ea\u4f1a\u663e\u793a\u5feb\u7167&nbsp;2&nbsp;\u548c\u5feb\u7167&nbsp;3&nbsp;\u4e4b\u95f4\u53d1\u751f\u53d8\u5316\u7684\u5bf9\u8c61\u3002\u64cd\u4f5c\u540e\u9700\u8981\u5173\u6ce8\u4ee5\u4e0b\u5185\u5bb9\uff1a<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:list --><\/p>\n<ul>\n<li>Delta&nbsp;\u5217\uff1a\u8fd9\u662f\u8be5\u89c6\u56fe\u7684\u6838\u5fc3\uff0c\u5b83\u663e\u793a\u4e86\u5bf9\u8c61\u5b9e\u4f8b\u6570\u91cf\u7684\u51c0\u53d8\u5316\u3002<strong>\u9700\u91cd\u70b9\u5173\u6ce8 Delta \u503c\u4e3a\u6b63\u6570\u7684\u9879<\/strong>\uff0c\u5c24\u5176\u662f\u90a3\u4e9b\u4e0e\u91cd\u590d\u64cd\u4f5c\u6b21\u6570\u6210\u6b63\u6bd4\u7684\u6784\u9020\u51fd\u6570\u3002\u8fd9\u4e9b\u5c31\u662f\u5728\u64cd\u4f5c\u5faa\u73af\u4e2d\u88ab\u521b\u5efa\u4f46\u672a\u80fd\u88ab\u6210\u529f\u56de\u6536\u7684\u5bf9\u8c61\u3002<\/li>\n<li>Retained Size Delta&nbsp;\u5217\uff1a\u6b64\u5217\u663e\u793a\u4e86\u8be5\u7c7b\u5bf9\u8c61\u53ca\u5176\u5f15\u7528\u7684\u6240\u6709\u5bf9\u8c61\u6240\u5360\u5185\u5b58\u7684\u51c0\u589e\u91cf\u3002\u6309\u6b64\u5217\u964d\u5e8f\u6392\u5e8f\uff0c\u53ef\u4ee5\u5feb\u901f\u5b9a\u4f4d\u5230\u5bf9\u5185\u5b58\u5f71\u54cd\u6700\u5927\u7684\u6cc4\u6f0f\u6e90\u3002<\/li>\n<\/ul>\n<p><!-- \/wp:list --><\/p>\n<p><!-- wp:image {\"id\":6710,\"sizeSlug\":\"large\",\"linkDestination\":\"media\"} --><\/p>\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72475.png\"><img loading=\"lazy\" width=\"1024\" height=\"604\" src=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72475-1024x604.png\" alt=\"\" class=\"wp-image-6710\" srcset=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72475-1024x604.png 1024w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72475-300x177.png 300w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72475-768x453.png 768w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72475-660x389.png 660w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72475.png 1258w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n<p><!-- \/wp:image --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p><strong>2\u3001\u4f7f\u7528\u6458\u8981\u89c6\u56fe<\/strong><\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>\u8fd8\u6709\u4e00\u79cd\u5f88\u91cd\u8981\u7684\u6392\u67e5\u65b9\u5f0f\uff1a<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:list --><\/p>\n<ul>\n<li>\u9009\u62e9\u7b2c\u4e09\u4e2a\u5feb\u7167\uff0c\u9876\u90e8\u7684\u89c6\u56fe\u9009\u62e9\u5668\uff0c\u5207\u6362\u4e3a&nbsp;Summary<\/li>\n<li>\u53f3\u4fa7\u4e0b\u62c9\u6846\u4e2d\u9009\u62e9\u7b5b\u9009\u5feb\u7167\u4e00\u548c\u5feb\u7167\u4e8c\u4e2d\u95f4\u521b\u5efa\u7684\u5bf9\u8c61<\/li>\n<\/ul>\n<p><!-- \/wp:list --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>\u8be5\u89c6\u56fe\u7684\u610f\u56fe\u662f\uff1a\u67e5\u627e\u51fa\u5feb\u7167&nbsp;2&nbsp;\u8f83\u5feb\u7167&nbsp;1&nbsp;\u65b0\u589e\u7684\u5185\u5b58\u5bf9\u8c61\uff0c\u82e5\u8fd9\u4e9b\u65b0\u589e\u5bf9\u8c61\u5728\u5feb\u7167&nbsp;3&nbsp;\u4e2d\u4f9d\u7136\u5b58\u5728\uff0c\u90a3\u4e48\u5b83\u4eec\u6781\u6709\u53ef\u80fd\u662f\u6cc4\u9732\u7684\u6e90\u5934\u3002<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:image {\"id\":6711,\"sizeSlug\":\"large\",\"linkDestination\":\"media\"} --><\/p>\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72476.png\"><img loading=\"lazy\" width=\"1024\" height=\"624\" src=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72476-1024x624.png\" alt=\"\" class=\"wp-image-6711\" srcset=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72476-1024x624.png 1024w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72476-300x183.png 300w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72476-768x468.png 768w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72476-660x402.png 660w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72476.png 1258w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n<p><!-- \/wp:image --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p><strong>3\u3001\u4f7f\u7528&nbsp;Retainers&nbsp;\u6811\u8ffd\u6eaf\u6cc4\u6f0f\u6e90<\/strong><\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>\u5728\u5bf9\u6bd4\u89c6\u56fe\u4e2d\u5b9a\u4f4d\u5230\u4e00\u4e2a\u53ef\u7591\u7684\u6cc4\u6f0f\u5bf9\u8c61\uff08\u5373\u5bf9\u5e94\u7684\u6784\u9020\u51fd\u6570\uff09\u540e\uff0c\u5c55\u5f00\u8be5\u6784\u9020\u51fd\u6570\uff0c\u5e76\u9009\u4e2d\u5176\u4e2d\u4e00\u4e2a\u5b9e\u4f8b\u3002\u6b64\u65f6\uff0c\u4e0b\u65b9\u7684&nbsp;Retainers\uff08\u4fdd\u7559\u8005\uff09\u9762\u677f\u4f1a\u81ea\u52a8\u52a0\u8f7d\u5185\u5bb9\u3002\u8fd9\u4e2a\u9762\u677f\u662f\u5b9a\u4f4d\u5185\u5b58\u6cc4\u6f0f\u6839\u6e90\u7684\u6838\u5fc3\u5de5\u5177\uff0c\u9762\u677f\u5c55\u793a\u4e86\u4e00\u6761\u6216\u591a\u6761\u5f15\u7528\u94fe\uff0c\u5e76\u6e05\u6670\u5730\u89e3\u91ca\u4e86\u88ab\u9009\u4e2d\u5bf9\u8c61\u65e0\u6cd5\u88ab&nbsp;GC&nbsp;\u56de\u6536\u7684\u539f\u56e0\u3002<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>\u5177\u4f53\u5206\u6790\u6b65\u9aa4\u5982\u4e0b\uff1a<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:list --><\/p>\n<ul>\n<li>\u8ffd\u6eaf\u5f15\u7528\u94fe\uff1aRetainers&nbsp;\u6811\u4ee5\u88ab\u9009\u4e2d\u7684\u5bf9\u8c61\u4e3a\u8d77\u70b9\uff0c\u9010\u5c42\u5411\u4e0a\u8ffd\u6eaf\uff0c\u76f4\u5230\u6307\u5411\u67d0\u4e2a&nbsp;GC&nbsp;\u6839\u8282\u70b9\uff08\u4f8b\u5982&nbsp;(Global handles)&nbsp;\u4e0b\u7684&nbsp;window&nbsp;\u5bf9\u8c61\uff09\u3002\u5f00\u53d1\u8005\u9700\u8981\u4ed4\u7ec6\u68c0\u67e5\u8fd9\u6761\u94fe\u8def\u4e0a\u7684\u6bcf\u4e2a\u8282\u70b9\u3002<\/li>\n<li>\u8bc6\u522b\u610f\u5916\u5f15\u7528\uff1a\u5bfb\u627e\u90a3\u4e9b\u672c\u5e94\u5728\u64cd\u4f5c\u7ed3\u675f\u540e\u88ab\u5207\u65ad\u7684\u5f15\u7528\u3002\u4f8b\u5982\uff0c\u4e00\u4e2a\u5df2\u5173\u95ed\u9762\u677f\u7684&nbsp;DOM&nbsp;\u8282\u70b9\uff0c\u4ecd\u88ab\u4e00\u4e2a\u5168\u5c40\u7f13\u5b58\u5bf9\u8c61&nbsp;myApp.cache&nbsp;\u5f15\u7528\uff0c\u90a3\u4e48&nbsp;myApp.cache&nbsp;\u5c31\u662f\u90a3\u4e2a\u201c\u610f\u5916\u7684\u5f15\u7528\u201d\u3002<\/li>\n<li>\u5173\u6ce8\u9ad8\u4eae\u8282\u70b9\uff1a\u5206\u6790\u5206\u79bb\u7684&nbsp;DOM&nbsp;\u6811\u65f6\uff0cDevTools&nbsp;\u4f1a\u7528\u989c\u8272\u9ad8\u4eae\u8282\u70b9\u3002<\/li>\n<li>\u9ec4\u8272\u8282\u70b9: \u8868\u793a\u88ab&nbsp;JavaScript&nbsp;\u4ee3\u7801\u76f4\u63a5\u5f15\u7528\u7684\u8282\u70b9\u3002<\/li>\n<li>\u7ea2\u8272\u8282\u70b9\uff1a\u8868\u793a\u65e0\u76f4\u63a5\u5f15\u7528\uff0c\u4f46\u56e0\u5c5e\u4e8e\u67d0\u4e2a\u9ec4\u8272\u8282\u70b9\u7684\u7236\u5b50\u8282\u70b9\uff0c\u800c\u88ab\u95f4\u63a5\u4fdd\u7559\u5728\u5185\u5b58\u4e2d\u7684\u8282\u70b9\u3002<strong>\u5728\u6392\u67e5\u65f6\uff0c\u5e94\u4f18\u5148\u5173\u6ce8\u9ec4\u8272\u8282\u70b9\u3002<\/strong><\/li>\n<\/ul>\n<p><!-- \/wp:list --><\/p>\n<p><!-- wp:image {\"id\":6712,\"sizeSlug\":\"large\",\"linkDestination\":\"media\"} --><\/p>\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72477.png\"><img loading=\"lazy\" width=\"1024\" height=\"582\" src=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72477-1024x582.png\" alt=\"\" class=\"wp-image-6712\" srcset=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72477-1024x582.png 1024w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72477-300x171.png 300w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72477-768x437.png 768w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72477-660x375.png 660w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72477.png 1099w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n<p><!-- \/wp:image --><\/p>\n<p><!-- wp:heading {\"level\":1} --><\/p>\n<h1>GPU&nbsp;\u663e\u5b58\u4e0e&nbsp;WebGL&nbsp;\u4e0a\u4e0b\u6587\u7ba1\u7406<\/h1>\n<p><!-- \/wp:heading --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>\u672c\u90e8\u5206\u5185\u5bb9\u5c06\u805a\u7126\u4e8e&nbsp;GPU&nbsp;\u4e2d\u7684\u5173\u952e\u8d44\u6e90\uff0c\u6b64\u7c7b\u8d44\u6e90\u5fc5\u987b\u901a\u8fc7&nbsp;WebGL API&nbsp;\u8fdb\u884c\u663e\u5f0f\u7684\u3001\u624b\u52a8\u7684\u751f\u547d\u5468\u671f\u7ba1\u7406\u3002\u8fd9\u80cc\u540e\u7684\u6838\u5fc3\u903b\u8f91\u5728\u4e8e\uff1a\u5728&nbsp;GPU&nbsp;\u5c42\u9762\u4e0d\u5b58\u5728\u81ea\u52a8\u5185\u5b58\u7ba1\u7406\u673a\u5236\u3002\u4ece\u8d44\u6e90\u7684\u521b\u5efa\u3001\u7ed1\u5b9a\u5230\u6700\u7ec8\u9500\u6bc1\uff0c\u5f00\u53d1\u8005\u987b\u5168\u7a0b\u4e3b\u5bfc\uff0c\u4e3b\u52a8\u627f\u62c5\u91ca\u653e\u5185\u5b58\u7684\u5168\u90e8\u8d23\u4efb\u3002<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p><strong>WebGL&nbsp;\u4e0a\u4e0b\u6587\u53e5\u67c4<\/strong><\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>WebGL&nbsp;\u4e0a\u4e0b\u6587\u53e5\u67c4\u662f\u4e00\u79cd\u6709\u9650\u4e14\u5173\u952e\u7684\u8d44\u6e90\u3002\u73b0\u4ee3\u6d4f\u89c8\u5668\u5bf9\u5355\u4e2a\u9875\u9762\u6216\u540c\u6e90\uff08origin\uff09\u4e0b\u53ef\u521b\u5efa\u7684\u6d3b\u52a8&nbsp;WebGL&nbsp;\u4e0a\u4e0b\u6587\uff08Context\uff09\u6570\u91cf\u65bd\u52a0\u4e86\u4e25\u683c\u7684\u9650\u5236\u3002\u4f8b\u5982\uff0c\u5728&nbsp;Chrome&nbsp;\u6d4f\u89c8\u5668\u4e2d\uff0c\u8fd9\u4e2a\u4e0a\u9650\u901a\u5e38\u662f&nbsp;16&nbsp;\u4e2a\u3002Firefox&nbsp;\u4e5f\u6709\u7c7b\u4f3c\u7684\u9650\u5236\uff0c\u5c3d\u7ba1\u5177\u4f53\u6570\u503c\u548c\u914d\u7f6e\u7b56\u7565\u53ef\u80fd\u7565\u6709\u4e0d\u540c\u3002<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>\u8fd9\u4e2a\u9650\u5236\u662f\u6d4f\u89c8\u5668\u5382\u5546\u4e3a\u4fdd\u62a4\u6574\u4e2a\u7cfb\u7edf\u7a33\u5b9a\u6027\u800c\u91c7\u53d6\u7684\u4e00\u9879\u5173\u952e\u9632\u5fa1\u63aa\u65bd\u3002GPU&nbsp;\u662f\u4e00\u79cd\u7cfb\u7edf\u7ea7\u7684\u5171\u4eab\u8d44\u6e90\uff0c\u5982\u679c\u5355\u4e2a\u7f51\u9875\u80fd\u591f\u65e0\u9650\u5236\u5730\u521b\u5efa&nbsp;WebGL&nbsp;\u4e0a\u4e0b\u6587\uff0c\u5b83\u5c06\u53ef\u80fd\u8017\u5c3d&nbsp;GPU&nbsp;\u9a71\u52a8\u7a0b\u5e8f\u7684\u8d44\u6e90\uff0c\u5bfc\u81f4\u9a71\u52a8\u5d29\u6e83\u6216\u6574\u4e2a\u64cd\u4f5c\u7cfb\u7edf\u7684\u6027\u80fd\u4e0b\u964d\uff0c\u4ece\u800c\u5f71\u54cd\u5230\u5176\u4ed6\u5e94\u7528\u7a0b\u5e8f\u548c\u7cfb\u7edf\u754c\u9762\u7684\u6b63\u5e38\u8fd0\u884c\u3002<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p><strong>\u6211\u4eec\u4f1a\u7ecf\u5e38\u770b\u5230\uff0c\u4f5c\u4e3a\u7cfb\u7edf\u7ea7\u8d44\u6e90\u7ba1\u7406\u8005\u7684\u6d4f\u89c8\u5668\uff0c\u5176\u6289\u62e9\u59cb\u7ec8\u662f\uff1a\u4f18\u5148\u4fdd\u969c\u5bbf\u4e3b\u64cd\u4f5c\u7cfb\u7edf\u7684\u7a33\u5b9a\u6027\uff0c\u800c\u975e\u6ee1\u8db3\u5355\u4e2a\u7f51\u9875\u7684\u65e0\u8282\u5236\u8d44\u6e90\u9700\u6c42\u3002<\/strong><\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>\u5f53&nbsp;WebGL Context&nbsp;\u8d85\u51fa\u9650\u5236\uff0c\u6d4f\u89c8\u5668\u4f1a\u91c7\u53d6\u5f3a\u5236\u63aa\u65bd\uff1a\u4e22\u5f03\u201c\u6700\u8fd1\u6700\u5c11\u4f7f\u7528\u201d\u7684\u90a3\u4e2a&nbsp;WebGL&nbsp;\u4e0a\u4e0b\u6587\uff0c\u5e76\u5728\u63a7\u5236\u53f0\u8f93\u51fa\u4e00\u6761\u8b66\u544a\uff0c\u5982\uff1a\u201cWARNING: Too many active WebGL contexts. Oldest context will be lost.\u201d\uff08\u8b66\u544a\uff1a\u6d3b\u52a8&nbsp;WebGL&nbsp;\u4e0a\u4e0b\u6587\u8fc7\u591a\u3002\u6700\u65e7\u7684\u4e0a\u4e0b\u6587\u5c06\u88ab\u4e22\u5f03\u3002\uff09\u3002\u5bf9\u4e8e\u90a3\u4e9b\u672a\u9884\u6599\u5230\u6b64\u884c\u4e3a\u7684\u5e94\u7528\u800c\u8a00\uff0c\u8fd9\u53ef\u80fd\u5bfc\u81f4\u707e\u96be\u6027\u7684\u6e32\u67d3\u5931\u8d25\uff0c\u4e14\u95ee\u9898\u96be\u4ee5\u8ffd\u8e2a\u3002<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:image {\"id\":6713,\"sizeSlug\":\"large\",\"linkDestination\":\"media\"} --><\/p>\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72478.png\"><img loading=\"lazy\" width=\"1024\" height=\"500\" src=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72478-1024x500.png\" alt=\"\" class=\"wp-image-6713\" srcset=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72478-1024x500.png 1024w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72478-300x146.png 300w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72478-768x375.png 768w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72478-660x322.png 660w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72478.png 1287w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n<p><!-- \/wp:image --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>\u5bf9\u4e8e\u786e\u5b9e\u9700\u8981\u5927\u91cf\u72ec\u7acb&nbsp;3D&nbsp;\u89c6\u56fe\u7684\u5e94\u7528\uff08\u4f8b\u5982\u5efa\u7b51\u8bbe\u8ba1\u8f6f\u4ef6\u3001\u591a\u89c6\u56fe\u76d1\u63a7\u9762\u677f\uff09\uff0c\u5fc5\u987b\u91c7\u7528\u66f4\u9ad8\u7ea7\u7684\u67b6\u6784\u6a21\u5f0f\u6765\u89c4\u907f\u6b64\u9650\u5236\u3002\u5e38\u89c1\u7684\u89e3\u51b3\u65b9\u6848\u63a8\u8350\u590d\u7528&nbsp;gl context\uff0c\u5207\u6362\u573a\u666f\u7684\u65f6\u5019\uff0c\u505a&nbsp;clear + dispose&nbsp;\u64cd\u4f5c\u6e05\u7a7a\uff0c\u5e76\u4f7f\u7528\u540c\u4e00\u4e2a&nbsp;g3d&nbsp;\u8fdb\u884c\u53cd\u5e8f\u5217\u5316\u3002<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p><strong>\u8d34\u56fe\uff0cbuffer&nbsp;\u7b49&nbsp;GPU&nbsp;\u8d44\u6e90\u5bf9\u8c61<\/strong><\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>\u5728&nbsp;WebGL&nbsp;\u73af\u5883\u4e2d\uff0c\u4ee3\u8868&nbsp;GPU&nbsp;\u8d44\u6e90\u7684&nbsp;JavaScript&nbsp;\u5bf9\u8c61\uff08\u4f8b\u5982&nbsp;WebGLTexture&nbsp;\u5bf9\u8c61\uff09\uff0c\u5176\u751f\u547d\u5468\u671f\u4e0e\u8be5\u8d44\u6e90\u5728&nbsp;GPU&nbsp;\u663e\u5b58\u4e2d\u5b9e\u9645\u5360\u7528\u7684\u5185\u5b58\u7684\u751f\u547d\u5468\u671f\u662f\u5b8c\u5168\u5206\u79bb\u7684\u3002\u7b80\u5355\u5730\u5c06&nbsp;JavaScript&nbsp;\u5bf9\u8c61\u7684\u5f15\u7528\u8bbe\u7f6e\u4e3a&nbsp;null\uff0c\u6216\u8ba9\u5176\u79bb\u5f00\u4f5c\u7528\u57df\u800c\u88ab\u5783\u573e\u56de\u6536\uff0c<strong>\u4e5f\u4e0d\u4f1a\u89e6\u53d1&nbsp;GPU&nbsp;\u663e\u5b58\u7684\u91ca\u653e<\/strong>\u3002<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>WebGL API&nbsp;\u5212\u5b9a\u4e86\u4e00\u6761\u6e05\u6670\u7684\u754c\u7ebf\uff1aJavaScript&nbsp;\u7684&nbsp;WebGLTexture&nbsp;\u5bf9\u8c61\u4ec5\u4ec5\u662f\u4e00\u4e2a\u8f7b\u91cf\u7ea7\u7684\u53e5\u67c4\uff08handle\uff09\uff0c\u672c\u8d28\u4e0a\u662f\u4e00\u4e2a\u6574\u6570&nbsp;ID\u3002JS&nbsp;GC&nbsp;\u53ef\u4ee5\u5b89\u5168\u5730\u56de\u6536\u8fd9\u4e2a\u53e5\u67c4\u5bf9\u8c61\uff0c\u4e14\u4e0d\u4f1a\u5bf9&nbsp;GPU&nbsp;\u4ea7\u751f\u4efb\u4f55\u5f71\u54cd\u3002\u800c\u771f\u6b63\u5360\u7528\u663e\u5b58\uff08VRAM\uff09\u7684\u91cd\u91cf\u7ea7&nbsp;GPU&nbsp;\u8d44\u6e90\uff0c\u552f\u6709\u5f00\u53d1\u8005\u2014\u2014\u8fd9\u4e2a\u552f\u4e00\u638c\u63e1\u6e32\u67d3\u903b\u8f91\u4e0a\u4e0b\u6587\u7684\u89d2\u8272\u2014\u2014<strong>\u663e\u5f0f\u8c03\u7528\u5bf9\u5e94\u7684\u5220\u9664\u51fd\u6570\u65f6\uff0c\u624d\u4f1a\u88ab\u5f7b\u5e95\u91ca\u653e\u3002<\/strong>\u56e0\u6b64\uff0c\u4e00\u65e6\u67d0\u4e2a&nbsp;GPU&nbsp;\u8d44\u6e90\u4e0d\u518d\u9700\u8981\uff0c\u5c31\u5fc5\u987b\u7acb\u5373\u8c03\u7528\u5bf9\u5e94\u7684\u5220\u9664\u51fd\u6570\uff0c\u4f8b\u5982\uff1a<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:list --><\/p>\n<ul>\n<li>gl.deleteTexture()<\/li>\n<li>gl.deleteBuffer()<\/li>\n<li>gl.deleteRenderbuffer()<\/li>\n<li>gl.deleteFramebuffer()<\/li>\n<li>gl.deleteProgram()<\/li>\n<li>gl.deleteShader()<\/li>\n<\/ul>\n<p><!-- \/wp:list --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>\u4e00\u4e2a\u6807\u51c6\u7684&nbsp;WebGL&nbsp;\u8d44\u6e90\u751f\u547d\u5468\u671f\u5e94\u9075\u5faa\u201c\u521b\u5efa-\u7ed1\u5b9a-\u4f7f\u7528-\u89e3\u7ed1-\u5220\u9664\u201d\u7684\u6a21\u5f0f\u3002GPU&nbsp;\u663e\u5b58\u6cc4\u6f0f\u5e76\u975e\u6d4f\u89c8\u5668\u7684\u201c\u7f3a\u9677\u201d\uff0c\u800c\u662f\u5f00\u53d1\u8005\u672a\u80fd\u9075\u5b88\u8fd9\u4e00\u663e\u5f0f\u5951\u7ea6\u7684\u7ed3\u679c\u3002<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>HT \u4e2d\u7684&nbsp;graph3dView&nbsp;\u63d0\u4f9b\u4e86\u4e13\u95e8\u7684&nbsp;dispose&nbsp;\u65b9\u6cd5\uff0c\u5f53&nbsp;3D&nbsp;\u573a\u666f\u786e\u5b9a\u8981\u91ca\u653e\u7684\u65f6\u5019\uff0c\u4e3b\u52a8\u8c03\u7528&nbsp;g3d.dispose()&nbsp;\u5c06\u4f1a\u5f7b\u5e95\u628a\u5f53\u524d\u7684\u6240\u6709\u8ddf&nbsp;WebGL&nbsp;\u76f8\u5173\u7684&nbsp;GPU&nbsp;\u8d44\u6e90\u5f7b\u5e95\u91ca\u653e\u3002<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>\u67e5\u770b\u8fd9\u7c7b\u8d44\u6e90\u5360\u7528\uff0c\u901a\u5e38\u9700\u8981\u89c2\u5bdf\u7cfb\u7edf\u663e\u5361\u7684\u663e\u5b58\u4f7f\u7528\u60c5\u51b5\u3002\u4ee5&nbsp;Windows&nbsp;\u7cfb\u7edf\u4e3a\u4f8b\uff0c\u53ef\u4ee5\u901a\u8fc7\uff1a\u300c\u4efb\u52a1\u7ba1\u7406\u5668 \u2192 \u6027\u80fd \u2192&nbsp;GPU&nbsp;\u2192 \u4e13\u7528&nbsp;GPU&nbsp;\u5185\u5b58\u300d\u8fd9\u4e00\u8def\u5f84\uff0c\u76f4\u89c2\u5730\u770b\u5230\u663e\u5b58\u5360\u7528\u7684\u53d8\u5316\u8d8b\u52bf\u3002\u4ee5\u4e00\u4e2a&nbsp;6G&nbsp;\u663e\u5b58\u7684&nbsp;GPU&nbsp;\u4e3a\u4f8b\uff0c\u5c3d\u91cf\u5c06\u663e\u5b58\u5360\u7528\u63a7\u5236\u5728\u5408\u7406\u8303\u56f4\uff08\u8b6c\u5982&nbsp;5G&nbsp;\u4ee5\u5185\uff0c\u907f\u514d\u8d85\u8fc7&nbsp;5.5G\uff09\uff0c\u5426\u5219\u4e00\u65e6\u8d85\u6807\uff0c\u7cfb\u7edf\u53ef\u80fd\u4f1a\u5f3a\u5236\u56de\u6536\u663e\u5b58\u8d44\u6e90\u3002<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:image {\"id\":6714,\"sizeSlug\":\"large\",\"linkDestination\":\"media\"} --><\/p>\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72479.png\"><img loading=\"lazy\" width=\"1024\" height=\"635\" src=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72479-1024x635.png\" alt=\"\" class=\"wp-image-6714\" srcset=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72479-1024x635.png 1024w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72479-300x186.png 300w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72479-768x476.png 768w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72479-660x409.png 660w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u72479.png 1521w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n<p><!-- \/wp:image --><\/p>\n<p><!-- wp:heading {\"level\":1} --><\/p>\n<h1>\u539f\u751f\u5806\uff1a\u7406\u89e3&nbsp;Blink&nbsp;\u7684&nbsp;Oilpan GC<\/h1>\n<p><!-- \/wp:heading --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>\u5206\u6790\u5b8c\u5e94\u7528\u5c42\u7684\u5185\u5b58\u95ee\u9898\uff0c\u6211\u4eec\u7684\u89c6\u7ebf\u5c06\u6700\u7ec8\u805a\u7126\u4e8e\u6d4f\u89c8\u5668\u7684&nbsp;C++&nbsp;\u5e95\u5c42\u6838\u5fc3 \u2014\u2014Blink&nbsp;\u6e32\u67d3\u5f15\u64ce\u3002<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>Blink Oilpan GC&nbsp;\u662f&nbsp;Chromium&nbsp;\u6d4f\u89c8\u5668\u5f15\u64ce&nbsp;Blink&nbsp;\u4e2d\u7528\u4e8e\u7ba1\u7406&nbsp;C++&nbsp;\u5bf9\u8c61\u5185\u5b58\u7684\u5783\u573e\u56de\u6536&nbsp;(Garbage Collection, GC)&nbsp;\u7cfb\u7edf\u3002Oilpan&nbsp;\u91c7\u7528\u7684\u662f\u4e00\u79cd\u5148\u8fdb\u7684\u5e76\u53d1\u6807\u8bb0\u4e0e\u589e-\u91cf\u6e05\u9664&nbsp;(Concurrent Marking and Incremental Sweeping)&nbsp;\u5783\u573e\u56de\u6536\u673a\u5236\u3002\u8fd9\u79cd\u673a\u5236\u7684\u6838\u5fc3\u601d\u60f3\u662f\u5c3d\u53ef\u80fd\u5730\u5c06\u5783\u573e\u56de\u6536\u7684\u5de5\u4f5c\u4e0e\u4e3b\u7ebf\u7a0b&nbsp;(main thread)&nbsp;\u7684\u4efb\u52a1\uff08\u4f8b\u5982&nbsp;JavaScript&nbsp;\u6267\u884c\u3001\u9875\u9762\u5e03\u5c40\u548c\u6e32\u67d3\uff09\u5e76\u884c\u5904\u7406\uff0c\u4ece\u800c\u6700\u5927\u9650\u5ea6\u5730\u51cf\u5c11\u56e0&nbsp;GC&nbsp;\u800c\u5bfc\u81f4\u7684\u9875\u9762\u5361\u987f&nbsp;(jank)\u3002<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>\u901a\u5e38\u8fd9\u5757\u5185\u5b58\u7531 Blink \u5e95\u5c42\u7ba1\u7406\uff0c<strong>Web&nbsp;\u5e94\u7528\u5c42\u662f\u65e0\u6cd5\u5e72\u9884\u7684<\/strong>\uff0c\u8fd9\u91cc\u6211\u4eec\u901a\u8fc7\u4e00\u4e2a\u5b9e\u9645\u6848\u4f8b\u6765\u5c55\u5f00\u8bf4\u660e\uff1aJS \u5806\u5feb\u7167\u663e\u793a\u5176&nbsp;24&nbsp;\u5c0f\u65f6\u52a8\u753b\u8fd0\u884c\u540e\u5185\u5b58\u589e\u957f\u5fae\u4e4e\u5176\u5fae\uff0c\u4f46&nbsp;Windows&nbsp;\u8d44\u6e90\u76d1\u89c6\u5668\u5374\u663e\u793a&nbsp;Chrome&nbsp;\u8fdb\u7a0b\u5360\u7528\u4e86&nbsp;4GB&nbsp;\u5185\u5b58\u3002\u8fd9\u79cd\u60ac\u6b8a\u7684\u5dee\u8ddd\uff0c\u8ba9\u4eba\u4e0d\u7981\u597d\u5947\u3002<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:list --><\/p>\n<ul>\n<li>\u5728&nbsp;Chrome&nbsp;\u5730\u5740\u680f\u8f93\u5165&nbsp;chrome:\/\/tracing&nbsp;\u5e76\u8bbf\u95ee<\/li>\n<li>\u70b9\u51fb\u9875\u9762\u4e2d\u7684&nbsp;&#8220;Record&#8221;&nbsp;\u6309\u94ae\uff0c\u8fdb\u5165\u5f55\u5236\u914d\u7f6e\u754c\u9762<\/li>\n<li>\u9009\u62e9&nbsp;&#8220;Manually select settings&#8221;&nbsp;\u9009\u9879<\/li>\n<li>\u70b9\u51fb&nbsp;&#8220;Edit categories&#8221;&nbsp;\u6309\u94ae\uff0c\u6253\u5f00\u914d\u7f6e\u5217\u8868<\/li>\n<li>\u5728\u5f39\u51fa\u7684\u7c7b\u522b\u5217\u8868\u4e2d\uff0c\u52a1\u5fc5\u52fe\u9009&nbsp;memory-infra\u3002<\/li>\n<li>\u70b9\u51fb&nbsp;&#8220;OK&#8221;&nbsp;\u786e\u8ba4\u914d\u7f6e\u540e\uff0c\u518d\u6b21\u70b9\u51fb&nbsp;&#8220;Record&#8221;&nbsp;\u5f00\u59cb\u5f55\u5236\u3002\u7b49\u5f85\u4e00\u6bb5\u65f6\u95f4\u540e\u70b9\u51fb\u7ed3\u675f<\/li>\n<li>\u5f55\u5236\u7ed3\u675f\u540e\uff0c\u70b9\u51fb\u952e\u76d8\u7684&nbsp;M&nbsp;\u952e\u67e5\u770b\u5177\u4f53\u7684\u5185\u5b58\u5feb\u7167<\/li>\n<\/ul>\n<p><!-- \/wp:list --><\/p>\n<p><!-- wp:image {\"id\":6716,\"sizeSlug\":\"large\",\"linkDestination\":\"media\"} --><\/p>\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724711.png\"><img loading=\"lazy\" width=\"1024\" height=\"230\" src=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724711-1024x230.png\" alt=\"\" class=\"wp-image-6716\" srcset=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724711-1024x230.png 1024w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724711-300x67.png 300w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724711-768x173.png 768w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724711-660x148.png 660w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724711.png 1193w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n<p><!-- \/wp:image --><\/p>\n<p><!-- wp:image {\"id\":6717,\"sizeSlug\":\"large\",\"linkDestination\":\"media\"} --><\/p>\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724710-1.png\"><img loading=\"lazy\" width=\"1024\" height=\"406\" src=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724710-1-1024x406.png\" alt=\"\" class=\"wp-image-6717\" srcset=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724710-1-1024x406.png 1024w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724710-1-300x119.png 300w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724710-1-768x305.png 768w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724710-1-660x262.png 660w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724710-1.png 1427w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n<p><!-- \/wp:image --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>\u4ece\u4e0a\u56fe\u53ef\u89c1\uff0cblink_gc&nbsp;\u5360\u7528&nbsp;4GB&nbsp;\u5185\u5b58\uff0c\u8fd9\u53ef\u80fd\u5e76\u975e\u5185\u5b58\u6cc4\u6f0f\uff0c\u800c\u662f&nbsp;Blink&nbsp;\u7684&nbsp;Oilpan GC&nbsp;\u7b56\u7565\u5bfc\u81f4\u7684\u6b63\u5e38\u73b0\u8c61\u3002\u5176\u6838\u5fc3\u673a\u5236\u662f\u5185\u5b58\u6c60\u5316&nbsp;(Memory Pooling)\uff1aBlink&nbsp;\u4f1a\u9884\u5148\u5411\u64cd\u4f5c\u7cfb\u7edf\u7533\u8bf7\u5927\u5757\u7684\u8fde\u7eed\u5185\u5b58\u533a\u57df\u3002\u9875\u9762\u4e2d\u51e0\u4e4e\u6240\u6709\u7684&nbsp;Blink C++&nbsp;\u5bf9\u8c61\uff08\u5305\u62ec\u5927\u91cf\u4e34\u65f6\u7684\u5b57\u7b26\u4e32\u3001\u6570\u7ec4\u7b49\uff09\u90fd\u5728\u8fd9\u4e2a\u5927\u5185\u5b58\u6c60\u4e2d\u8fdb\u884c\u5206\u914d\uff0c\u4ee5\u63d0\u5347\u6548\u7387\u3002<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>\u5f53\u8fd9\u4e9b\u77ed\u751f\u547d\u5468\u671f\u7684\u5bf9\u8c61\u4e0d\u518d\u88ab\u5f15\u7528\u65f6\uff0c\u5b83\u4eec\u5728\u903b\u8f91\u4e0a\u88ab\u89c6\u4e3a\u201c\u5783\u573e\u201d\uff0c<strong>\u4f46\u5b83\u4eec\u6240\u5360\u7528\u7684\u7269\u7406\u5185\u5b58\u5e76\u4e0d\u4f1a\u7acb\u5373\u5f52\u8fd8\u7ed9\u64cd\u4f5c\u7cfb\u7edf<\/strong>\u3002GC&nbsp;\u56de\u6536\u5668\u4f1a\u6839\u636e\u5f53\u524d\u7684\u5185\u5b58\u538b\u529b&nbsp;(Memory Pressure)&nbsp;\u6765\u51b3\u5b9a\u4f55\u65f6\u6267\u884c\u5f7b\u5e95\u7684\u6e05\u7406\u3002<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>\u5728\u672c\u6848\u4f8b\u4e2d\uff0c\u673a\u5668\u603b\u5185\u5b58\u9ad8\u8fbe&nbsp;64GB\uff0c\u8d44\u6e90\u5145\u88d5\uff0cChrome&nbsp;\u5224\u65ad\u65e0\u9700\u8feb\u5207\u56de\u6536\u3002\u4e3a\u907f\u514d\u4e0d\u5fc5\u8981\u7684\u6027\u80fd\u5f00\u9500\uff08\u4e00\u6b21\u5b8c\u6574\u7684&nbsp;GC&nbsp;\u4f1a\u6d88\u8017&nbsp;CPU&nbsp;\u8d44\u6e90\uff09\uff0cGC&nbsp;\u9009\u62e9\u63a8\u8fdf\u56de\u6536\u64cd\u4f5c\u3002\u56e0\u6b64\uff0c\u6211\u4eec\u770b\u5230\u7684&nbsp;4GB&nbsp;\u5360\u7528\uff0c\u5b9e\u9645\u4e0a\u662f&nbsp;Oilpan GC&nbsp;\u6301\u6709\u7684\u4e00\u4e2a\u8f83\u5927\u7684\u5185\u5b58\u6c60\uff0c\u5176\u4e2d\u5305\u542b\u4e86\u6d3b\u52a8\u5bf9\u8c61\u548c\u5927\u91cf\u5f85\u56de\u6536\u7684\u201c\u5783\u573e\u201d\u5bf9\u8c61\u3002\u53ea\u8981\u8fd9\u4e2a\u5185\u5b58\u6c60\u7684\u5927\u5c0f\u8d8b\u4e8e\u7a33\u5b9a\uff0c\u6ca1\u6709\u51fa\u73b0\u6301\u7eed\u3001\u65e0\u8282\u5236\u7684\u589e\u957f\uff0c\u901a\u5e38\u5c31\u4e0d\u6784\u6210\u5185\u5b58\u6cc4\u6f0f\u95ee\u9898\u3002<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:heading {\"level\":1} --><\/p>\n<h1>HT&nbsp;\u4e0e\u5185\u5b58\u6cc4\u9732<\/h1>\n<p><!-- \/wp:heading --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>\u7efc\u5408\u4e0a\u8ff0\u7684\u4e09\u90e8\u5206\u5185\u5bb9\uff0c\u6211\u4eec\u634b\u6e05\u4e86\u5185\u5b58\u6cc4\u6f0f\u95ee\u9898\u7684\u4e3b\u8981\u539f\u56e0\uff0c\u5e76\u638c\u63e1\u4e86\u5bf9\u5e94\u7684\u6392\u67e5\u65b9\u6cd5\u3002\u800c\u5728&nbsp;HT&nbsp;\u6846\u67b6\u4e2d\uff0c\u5185\u5b58\u6cc4\u6f0f\u7684\u95ee\u9898\u5728&nbsp;3D&nbsp;\u573a\u666f\u4e2d\u6700\u4e3a\u5e38\u89c1\uff0c\u7531\u4e8e&nbsp;HT&nbsp;\u7684&nbsp;3D&nbsp;\u662f\u57fa\u4e8e&nbsp;WebGL&nbsp;\u5b9e\u73b0\u7684\uff0c\u6b64\u7c7b\u6cc4\u6f0f\u5f80\u5f80\u4f1a\u8868\u73b0\u5f97\u5c24\u4e3a\u660e\u663e\u3002<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>\u4e3a\u4e86\u6e05\u6670\u5448\u73b0&nbsp;HT 3D&nbsp;\u4e2d\u7684\u5185\u5b58\u6cc4\u6f0f\u95ee\u9898\uff0c\u6211\u4eec\u8bbe\u8ba1\u4e86\u4e00\u4e2a\u7b80\u5355\u7684\u5bf9\u7167\u5b9e\u73b0\u6765\u8fdb\u884c\u6f14\u793a\u3002<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p><strong>\u5bf9\u7167\u5b9e\u9a8c<\/strong><\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>\u5728\u5c55\u5f00\u5b9e\u9a8c\u524d\uff0c\u6211\u4eec\u5148\u7b80\u8981\u4e86\u89e3\u4e0b&nbsp;HT&nbsp;\u6846\u67b6\u7684\u6838\u5fc3\u67b6\u6784\u3002HT&nbsp;\u91c7\u7528&nbsp;MV&nbsp;\u67b6\u6784\u6a21\u5f0f\uff0c\u5728&nbsp;HT&nbsp;\u7684\u6846\u67b6\u8bbe\u8ba1\u4e2d\uff0c&nbsp;Data&nbsp;\u6a21\u578b\u548c&nbsp;View&nbsp;\u89c6\u56fe\u662f\u5206\u79bb\u7684\uff0c\u4e8c\u8005\u4e4b\u95f4\u901a\u8fc7&nbsp;Event&nbsp;\u4e8b\u4ef6\u76d1\u542c\u548c\u6d3e\u53d1\u673a\u5236\u6765\u5efa\u7acb\u8d77\u6570\u636e\u7ed1\u5b9a\u3002<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:image {\"id\":6718,\"sizeSlug\":\"large\",\"linkDestination\":\"media\"} --><\/p>\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724712.png\"><img loading=\"lazy\" width=\"1024\" height=\"755\" src=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724712-1024x755.png\" alt=\"\" class=\"wp-image-6718\" srcset=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724712-1024x755.png 1024w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724712-300x221.png 300w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724712-768x566.png 768w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724712-660x486.png 660w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724712.png 1266w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n<p><!-- \/wp:image --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>\u5728\u5b9e\u9a8c\u64cd\u4f5c\u524d\uff0c\u6211\u4eec\u53ef\u4ee5\u6253\u5f00&nbsp;Chrome DevTools -&gt; Performance&nbsp;(\u6027\u80fd) \u9762\u677f\uff0c\u5e76\u4e14\u70b9\u51fb\u9762\u677f\u4e2d\u7684\u5f55\u5236\u6309\u94ae\uff0c\u8bb0\u5f55\u6574\u4e2a\u5b9e\u9a8c\u8fc7\u7a0b\uff0c\u8fd9\u80fd\u5e2e\u52a9\u6211\u4eec\u5728\u64cd\u4f5c\u7ed3\u675f\u540e\uff0c\u56de\u6eaf\u5e76\u5206\u6790\u5168\u7a0b\u6027\u80fd\u548c\u5185\u5b58\u7684\u53d8\u5316\u60c5\u51b5\u3002<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:image {\"id\":6719,\"sizeSlug\":\"large\",\"linkDestination\":\"media\"} --><\/p>\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724713.png\"><img loading=\"lazy\" width=\"1024\" height=\"652\" src=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724713-1024x652.png\" alt=\"\" class=\"wp-image-6719\" srcset=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724713-1024x652.png 1024w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724713-300x191.png 300w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724713-768x489.png 768w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724713-660x420.png 660w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724713.png 1259w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n<p><!-- \/wp:image --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>\u5b9e\u9a8c\u73af\u5883\uff1a<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>\u6d4f\u89c8\u5668\uff1aChrome 138.0.7204.101\uff0864\u4f4d\uff09<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>\u663e\u5361\uff1aNVIDIA GeForce GTX 1660 Ti<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>\u5904\u7406\u5668\uff1aIntel(R) Core(TM) i5-10400F CPU @ 2.90GHz (2.90 GHz)<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p><strong>\u7b2c\u4e00\u6b21\u5b9e\u9a8c<\/strong><\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>\u6211\u4eec\u901a\u8fc7\u6309\u94ae\u4e0d\u65ad\u521b\u5efa\u65b0\u7684\u89c6\u56fe\uff0c\u5f53\u9875\u9762\u4e2d\u8d85\u8fc7\u4e00\u5b9a\u6570\u91cfGraph3dView&nbsp;\u65f6\uff0c\u53ef\u4ee5\u770b\u5230\u7b2c\u4e00\u4e2a\u573a\u666f\u201c\u5d29\u6e83\u201d\uff0c\u4f46\u662f\u5f53\u6211\u4eec\u5220\u9664\u6700\u540e\u4e00\u4e2a&nbsp;Graph3dView&nbsp;\u540e\uff0c\u7b2c\u4e00\u4e2a\u573a\u666f\u53c8\u6062\u590d\u4e86\u3002<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:image {\"id\":6721,\"sizeSlug\":\"full\",\"linkDestination\":\"media\"} --><\/p>\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/14-.gif\"><img loading=\"lazy\" width=\"800\" height=\"396\" src=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/14-.gif\" alt=\"\" class=\"wp-image-6721\"\/><\/a><\/figure>\n<p><!-- \/wp:image --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>\u6211\u4eec\u53ef\u4ee5\u4ece&nbsp;Performance&nbsp;\u9762\u677f\u4e2d\u89c2\u5bdf\u5230\u6574\u4e2a\u8fc7\u7a0b\uff1a<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:list --><\/p>\n<ul>\n<li>\u5f53\u9996\u4e2a WebGL&nbsp;\u4e0a\u4e0b\u6587\u88ab\u9500\u6bc1\u540e\uff0cJS&nbsp;\u5806\u5185\u5b58\u51fa\u73b0\u660e\u663e\u4e0b\u964d\u3002<\/li>\n<li>\u5220\u9664\u6700\u65b0\u7684\u89c6\u56fe\u540e\uff0c\u9996\u4e2a&nbsp;WebGL&nbsp;\u6062\u590d\uff0c\u4e14\u5220\u9664\u540e\u4e8b\u4ef6\u76d1\u542c\u5668\u5360\u7528\u7684\u5185\u5b58\u4e0b\u964d\uff0c\u7531\u4e8e&nbsp;HT&nbsp;\u662f&nbsp;MV&nbsp;\u6846\u67b6\uff0c\u867d\u7136\u6d4f\u89c8\u5668\u9500\u6bc1\u4e86&nbsp;WebGL&nbsp;\u4e0a\u4e0b\u6587\uff0c\u4f46\u662f\u89c6\u56fe\u7684\u6570\u636e\u6a21\u578b\u4ecd\u7136\u4fdd\u7559\uff0c\u8fd9\u4e5f\u5c31\u662f\u9996\u4e2a\u89c6\u56fe\u201c\u590d\u6d3b\u201d\u7684\u539f\u56e0\u3002<\/li>\n<\/ul>\n<p><!-- \/wp:list --><\/p>\n<p><!-- wp:image {\"id\":6720,\"sizeSlug\":\"large\",\"linkDestination\":\"media\"} --><\/p>\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724715.png\"><img loading=\"lazy\" width=\"1024\" height=\"698\" src=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724715-1024x698.png\" alt=\"\" class=\"wp-image-6720\" srcset=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724715-1024x698.png 1024w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724715-300x204.png 300w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724715-768x523.png 768w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724715-660x450.png 660w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724715.png 1471w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n<p><!-- \/wp:image --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p><strong>\u7b2c\u4e8c\u6b21\u5b9e\u9a8c<\/strong><\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>\u6211\u4eec\u5c06\u6240\u6709\u7684&nbsp;Graph3dView&nbsp;\u90fd\u7ed1\u5b9a\u5230\u4e00\u4e2a&nbsp;window.dataModel&nbsp;\u4e0a\u3002\u5177\u4f53\u53ef\u4ee5\u53c2\u8003\u4e0b\u56fe\uff1a<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:image {\"id\":6722,\"sizeSlug\":\"large\",\"linkDestination\":\"media\"} --><\/p>\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724716.png\"><img loading=\"lazy\" width=\"1024\" height=\"555\" src=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724716-1024x555.png\" alt=\"\" class=\"wp-image-6722\" srcset=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724716-1024x555.png 1024w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724716-300x163.png 300w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724716-768x416.png 768w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724716-660x358.png 660w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724716.png 1266w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n<p><!-- \/wp:image --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>\u540c\u5b9e\u9a8c\u4e00\uff0c\u6211\u4eec\u4e5f\u901a\u8fc7\u6309\u94ae\u521b\u5efa\u591a\u4e2a\u89c6\u56fe\uff0c\u5728\u544a\u8b66\u540e\u5220\u9664\u6700\u540e\u4e00\u4e2a\u89c6\u56fe\u3002\u53ef\u4ee5\u53d1\u73b0\uff0c\u5f53\u5220\u9664\u4e86\u6700\u540e\u4e00\u4e2a&nbsp;Graph3dView&nbsp;\uff0c\u7b2c\u4e00\u4e2a\u573a\u666f\u4e5f\u5e76\u6ca1\u6709\u6062\u590d\u3002<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:image {\"id\":6723,\"sizeSlug\":\"full\",\"linkDestination\":\"media\"} --><\/p>\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/17-.gif\"><img loading=\"lazy\" width=\"800\" height=\"396\" src=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/17-.gif\" alt=\"\" class=\"wp-image-6723\"\/><\/a><\/figure>\n<p><!-- \/wp:image --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>\u6211\u4eec\u4ece&nbsp;Performance&nbsp;\u9762\u677f\u4e2d\u89c2\u5bdf\u5230\u6574\u4e2a\u8fc7\u7a0b\uff1a<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:list --><\/p>\n<ul>\n<li>\u5f53\u9996\u4e2a&nbsp;WebGL&nbsp;\u4e0a\u4e0b\u6587\u88ab\u9500\u6bc1\u540e\uff0cJS&nbsp;\u5806\u5185\u5b58\u51fa\u73b0\u660e\u663e\u4e0b\u964d<\/li>\n<li>\u5220\u9664\u6700\u65b0\u7684\u89c6\u56fe\u540e\uff0c\u9996\u4e2a&nbsp;WebGL&nbsp;\u6ca1\u6709\u6062\u590d\uff0c\u4e14\u5220\u9664\u540e\u4e8b\u4ef6\u76d1\u542c\u5668\u5360\u7528\u7684\u5185\u5b58\u4e5f\u6ca1\u6709\u51fa\u73b0\u4e0b\u964d\u7684\u60c5\u51b5<\/li>\n<\/ul>\n<p><!-- \/wp:list --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>\u7167\u7b2c\u4e00\u7ec4\u5b9e\u9a8c\u7684\u7ed3\u8bba\u6765\u8bf4\uff0c\u53ea\u8981\u6570\u636e\u6a21\u578b\u8fd8\u5728\uff0c\u89c6\u56fe\u5e94\u5f53\u201c\u590d\u6d3b\u201d\uff0c\u4f46\u662f\u89c6\u56fe\u5e76\u6ca1\u6709\u201c\u590d\u6d3b\u201d\u3002<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:image {\"id\":6724,\"sizeSlug\":\"large\",\"linkDestination\":\"media\"} --><\/p>\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724718.png\"><img loading=\"lazy\" width=\"1024\" height=\"696\" src=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724718-1024x696.png\" alt=\"\" class=\"wp-image-6724\" srcset=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724718-1024x696.png 1024w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724718-300x204.png 300w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724718-768x522.png 768w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724718-660x449.png 660w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724718.png 1475w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n<p><!-- \/wp:image --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>\u4e3a\u4ec0\u4e48\u4f1a\u51fa\u73b0\u4e0a\u8ff0\u4e24\u79cd\u60c5\u51b5\uff1f\u8fd9\u662f\u56e0\u4e3a\u7b2c\u4e8c\u6b21\uff0c\u5e76\u6ca1\u6709\u6b63\u786e\u5730\u5c06\u00a0Graph3dView\u00a0\u6e05\u9664\u3002\u53ef\u4ee5\u770b\u4e00\u4e0b\u4e24\u6b21\u5b9e\u9a8c\u7cfb\u7edf\u7684\u5185\u5b58\u5bf9\u8c61\u5f15\u7528\u5173\u7cfb\u3002<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:image {\"id\":6725,\"sizeSlug\":\"large\",\"linkDestination\":\"media\"} --><\/p>\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724719.png\"><img loading=\"lazy\" width=\"1024\" height=\"508\" src=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724719-1024x508.png\" alt=\"\" class=\"wp-image-6725\" srcset=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724719-1024x508.png 1024w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724719-300x149.png 300w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724719-768x381.png 768w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724719-660x327.png 660w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724719.png 1267w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n<p><!-- \/wp:image --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>\u7b2c\u4e00\u6b21<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:image {\"id\":6726,\"sizeSlug\":\"large\",\"linkDestination\":\"media\"} --><\/p>\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724720.png\"><img loading=\"lazy\" width=\"1024\" height=\"508\" src=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724720-1024x508.png\" alt=\"\" class=\"wp-image-6726\" srcset=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724720-1024x508.png 1024w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724720-300x149.png 300w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724720-768x381.png 768w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724720-660x328.png 660w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724720.png 1265w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n<p><!-- \/wp:image --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>\u7b2c\u4e8c\u6b21<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>\u7b2c\u4e00\u6b21\u5b9e\u9a8c\uff0c\u9875\u9762\u4e0a\u6709&nbsp;19&nbsp;\u4e2a&nbsp;Graph3dView\uff0c\u5728\u5185\u5b58\u4e2d\u770b\u5230\u6709&nbsp;19&nbsp;\u4e2a&nbsp;Graph3dView&nbsp;\u5bf9\u8c61\uff0c\u800c\u7b2c\u4e8c\u6b21\u9875\u9762\u4e0a\u4ec5\u6709&nbsp;7&nbsp;\u4e2a&nbsp;Graph3dView\uff0c\u4f46\u662f\u5185\u5b58\u4e2d\u6709&nbsp;17&nbsp;\u4e2a&nbsp;Graph3dView&nbsp;\u5bf9\u8c61\u3002\u8fd9\u5c31\u8bf4\u660e\u4e86\u7b2c\u4e8c\u6b21\u7684&nbsp;Graph3dView&nbsp;\u5e76\u6ca1\u6709\u88ab\u6b63\u786e\u5783\u573e\u56de\u6536\uff0c\u8fd9\u4e5f\u5c31\u5bfc\u81f4\u4e86\u5373\u4f7f\u79fb\u9664\u4e86\u4e00\u4e2a&nbsp;Graph3dView\uff0c\u7b2c\u4e00\u4e2a\u573a\u666f\u4e5f\u5e76\u4e0d\u4f1a\u6062\u590d\u3002\u6253\u5f00\u5176\u4e2d\u4e00\u4e2a&nbsp;Graph3dView&nbsp;\u53ef\u4ee5\u770b\u5230\uff0cGraph3dView&nbsp;\u4e0e&nbsp;window.dataModel&nbsp;\u5b58\u5728\u5f15\u7528\u5173\u7cfb\u5bfc\u81f4\u7684\u3002<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:image {\"id\":6727,\"sizeSlug\":\"large\",\"linkDestination\":\"media\"} --><\/p>\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724721.png\"><img loading=\"lazy\" width=\"1024\" height=\"508\" src=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724721-1024x508.png\" alt=\"\" class=\"wp-image-6727\" srcset=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724721-1024x508.png 1024w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724721-300x149.png 300w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724721-768x381.png 768w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724721-660x328.png 660w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/\u56fe\u724721.png 1414w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n<p><!-- \/wp:image --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p><strong>\u89e3\u51b3\u65b9\u6848<\/strong><\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>\u4ece\u4e0a\u8ff0\u7684\u5bf9\u7167\u8bd5\u9a8c\u4e2d\uff0c\u53ef\u4ee5\u770b\u51fa\u4f7f\u7528\u5168\u5c40\u53d8\u91cf\u5b58\u50a8\u89c6\u56fe\u5b9e\u4f8b\u662f\u5bfc\u81f4\u5185\u5b58\u6cc4\u6f0f\u7684\u4e3b\u8981\u539f\u56e0\u3002\u5f53\u591a\u4e2a&nbsp;Graph3dView&nbsp;\u5171\u4eab\u540c\u4e00\u4e2a\u5168\u5c40&nbsp;dataModel&nbsp;\u65f6\uff0c\u5373\u4f7f\u5220\u9664\u89c6\u56fe\uff0c\u7531\u4e8e\u5168\u5c40\u5f15\u7528\u4f9d\u7136\u5b58\u5728\uff0c\u8fd9\u4e9b\u89c6\u56fe\u65e0\u6cd5\u88ab\u5783\u573e\u56de\u6536\u3002<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>\u9488\u5bf9\u4e8e\u5185\u5b58\u6cc4\u6f0f\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u6848\u89e3\u51b3\uff1a<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p><strong>1\u3001\u907f\u514d\u5168\u5c40\u53d8\u91cf\u5f15\u7528<\/strong><\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>\u8be5\u65b9\u6848\u4ece\u4e1a\u52a1\u67b6\u6784\u5c42\u9762\u4e0a\u89e3\u51b3\u5185\u5b58\u6cc4\u6f0f\u95ee\u9898\uff0c\u53ef\u91c7\u7528\u4ee5\u4e0b\u5b9e\u73b0\u65b9\u5f0f\uff1a<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:list --><\/p>\n<ul>\n<li>\u4f7f\u7528\u6a21\u5757\u5316\u8bbe\u8ba1\u4ee3\u66ff\u5168\u5c40\u53d8\u91cf\u5b58\u50a8<\/li>\n<li>\u91c7\u7528\u5f31\u5f15\u7528\u7b49\u673a\u5236\u7ba1\u7406\u89c6\u56fe\u5bf9\u8c61<\/li>\n<li>\u5efa\u7acb\u4e13\u95e8\u7684\u89c6\u56fe\u7ba1\u7406\u5668\u7edf\u4e00\u7ba1\u7406\u5b9e\u4f8b<\/li>\n<\/ul>\n<p><!-- \/wp:list --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p><strong>2\u3001\u89c6\u56fe\u590d\u7528\u673a\u5236<\/strong><\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>\u4ece\u5b9e\u9a8c\u4e0a\u53ef\u4ee5\u770b\u51fa\uff0c\u9891\u7e41\u521b\u5efa\u548c\u9500\u6bc1\u89c6\u56fe\u4f1a\u5e26\u6765\u663e\u8457\u7684\u6027\u80fd\u635f\u8017\u3002\u5728\u5b9e\u9645\u7684\u4e1a\u52a1\u573a\u666f\u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u590d\u7528\u89c6\u56fe\u6765\u63d0\u5347\u6027\u80fd\u3002\u5728\u5207\u6362\u89c6\u56fe\u65f6\uff0c\u4ec5\u9700\u8981\u901a\u8fc7&nbsp;dataModel.clear()&nbsp;\u6e05\u7a7a\u6570\u636e\u6a21\u578b\uff0c\u91cd\u65b0\u5bf9\u89c6\u56fe\u8fdb\u884c\u53cd\u5e8f\u5217\u5316\u5373\u53ef\u3002<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p><strong>3\u3001\u8d44\u6e90\u91ca\u653e<\/strong><\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>\u5bf9\u4e8e\u5fc5\u987b\u8981\u9891\u7e41\u521b\u5efa\/\u9500\u6bc1\u89c6\u56fe\u7684\u7279\u6b8a\u573a\u666f\uff0c\u53ef\u5728\u9500\u6bc1\u524d\u6267\u884c\u4ee5\u4e0b\u64cd\u4f5c\uff1a<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:code --><\/p>\n<pre class=\"wp-block-code\"><code>const&nbsp;dm =&nbsp;new&nbsp;ht.DataModel();\nview.setDataModel(dm);\nview.dispose();<\/code><\/pre>\n<p><!-- \/wp:code --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>\u5173\u952e\u8981\u70b9\uff1a<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:list --><\/p>\n<ul>\n<li>\u521b\u5efa\u65b0\u7684&nbsp;dataModel&nbsp;\u5b9e\u4f8b\u66ff\u6362\u539f\u6709\u5f15\u7528<\/li>\n<li>\u6709\u6548\u89e3\u9664\u89c6\u56fe\u4e0e\u4e1a\u52a1\u6570\u636e\u7684\u5173\u8054\u5173\u7cfb<\/li>\n<li>3D&nbsp;\u89c6\u56fe\u4e0a\u5b58\u5728&nbsp;dispose&nbsp;\u65b9\u6cd5\uff0c\u7528\u4e8e\u4e3b\u52a8\u91ca\u653e&nbsp;gl&nbsp;\u7684\u8d44\u6e90<\/li>\n<\/ul>\n<p><!-- \/wp:list --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>\u9700\u8981\u6ce8\u610f\uff1a\u5728\u5177\u4f53\u7684\u9879\u76ee\u4e2d\uff0c\u4f18\u5148\u8003\u8651\u4e0a\u4e24\u4e2a\u65b9\u6848\uff0c\u6b64\u65b9\u6848\u9002\u7528\u4e8e\u5fc5\u987b\u9500\u6bc1\u89c6\u56fe\u7684\u7279\u6b8a\u60c5\u51b5\u3002<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:image {\"id\":6728,\"sizeSlug\":\"large\",\"linkDestination\":\"media\"} --><\/p>\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/640.gif\"><img loading=\"lazy\" width=\"1024\" height=\"506\" src=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/640-1024x506.gif\" alt=\"\" class=\"wp-image-6728\" srcset=\"https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/640-1024x506.gif 1024w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/640-300x148.gif 300w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/640-768x380.gif 768w, https:\/\/www.hightopo.com\/blog\/wp-content\/uploads\/2025\/10\/640-660x326.gif 660w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n<p><!-- \/wp:image --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p><strong>4\u3001\u4e8b\u4ef6\u7ba1\u7406\u4f18\u5316<\/strong><\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>\u5728\u5904\u7406\u6a21\u5757\u901a\u4fe1\u4e0a\uff0c\u53ef\u4ee5\u8003\u8651\u4f7f\u7528&nbsp;HT&nbsp;\u7684\u4e8b\u4ef6\u6d3e\u53d1\u5668\u8fdb\u884c\u3002\u9879\u76ee\u5168\u5c40\u4e0a\u521b\u5efa\u4e00\u4e2a\u4e8b\u4ef6\u6d3e\u53d1\u5668\uff0c\u6a21\u5757\u95f4\u6d88\u606f\u4f20\u9012\u4f7f\u7528\u6d3e\u53d1\u5668\u8fdb\u884c\uff1a<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:code --><\/p>\n<pre class=\"wp-block-code\"><code>const&nbsp;notifier =&nbsp;new&nbsp;ht.Notifier();\nconst&nbsp;func =&nbsp;function(e) {}\nnotifier.add(func);&nbsp;\/\/ \u6dfb\u52a0\u76d1\u542c\u51fd\u6570\nnotifier.remove(func);&nbsp;\/\/ \u5220\u9664\u76d1\u542c\u51fd\u6570\nnotifier.fire(func);&nbsp;\/\/ \u6d3e\u53d1\u4e8b\u4ef6<\/code><\/pre>\n<p><!-- \/wp:code --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>\u5173\u952e\u8981\u70b9\uff1a<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:list --><\/p>\n<ul>\n<li>\u7edf\u4e00\u4f7f\u7528\u4e8b\u4ef6\u6d3e\u53d1\u5668\u8fdb\u884c\u8de8\u6a21\u5757\u901a\u4fe1\uff0c\u907f\u514d\u4e0d\u540c\u6a21\u5757\u95f4\u7684\u76f4\u63a5\u8c03\u7528\u3001\u4f9d\u8d56\uff0c\u51cf\u5c11\u5185\u5b58\u6cc4\u6f0f\u98ce\u9669<\/li>\n<li>\u82e5\u6a21\u5757\u9700\u8981\u9500\u6bc1\uff0c\u5728\u9500\u6bc1\u524d\u9700\u79fb\u9664\u76f8\u5173\u4e8b\u4ef6\u76d1\u542c<\/li>\n<li>\u5fc5\u987b\u4f7f\u7528\u5177\u540d\u51fd\u6570\u800c\u975e\u533f\u540d\u51fd\u6570\u4f5c\u4e3a\u4e8b\u4ef6\u5904\u7406\u5668<\/li>\n<\/ul>\n<p><!-- \/wp:list --><\/p>\n<p><!-- wp:heading {\"level\":1} --><\/p>\n<h1>\u603b\u7ed3<\/h1>\n<p><!-- \/wp:heading --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>\u5728\u524d\u7aef\u5f00\u53d1\u8fc7\u7a0b\u4e2d\uff0c\u5f00\u53d1\u8005\u5e94\u6301\u7eed\u5173\u6ce8\u5185\u5b58\u53d8\u5316\u3002\u5185\u5b58\u6cc4\u6f0f\u95ee\u9898\u5e76\u975e\u90fd\u662f \u201c\u7206\u53d1\u5f0f\u663e\u73b0\u201d\uff0c\u66f4\u591a\u662f \u201c\u6e10\u8fdb\u5f0f\u7d2f\u79ef\u201d \u2014\u2014 \u521d\u671f\u5f80\u5f80\u96be\u4ee5\u5bdf\u89c9\uff0c\u4f46\u968f\u7740\u65f6\u95f4\u63a8\u79fb\uff0c\u8fc7\u9ad8\u7684\u5185\u5b58\u5360\u7528\u4f1a\u76f4\u63a5\u62d6\u6162\u8fd0\u884c\u6027\u80fd\uff1b\u5bf9\u4e8e\u57fa\u4e8e&nbsp;WebGL&nbsp;\u7684\u5e94\u7528\uff0c\u751a\u81f3\u53ef\u80fd\u5f15\u53d1\u4e0a\u4e0b\u6587\u4e22\u5931\u3001\u9875\u9762\u767d\u5c4f\u7b49\u4e25\u91cd\u95ee\u9898\u3002<strong>\u56e0\u6b64\uff0c\u5bf9\u5f85\u5185\u5b58\u6cc4\u6f0f\uff0c\u6211\u4eec\u5fc5\u987b\u4fdd\u6301\u5e38\u6001\u5316\u5173\u6ce8\u7684\u5fc3\u6001\u3002<\/strong><\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p>\u60a8\u53ef\u4ee5\u81f3\u56fe\u6251\u8f6f\u4ef6\u5b98\u7f51\u67e5\u770b\u66f4\u591a\u6848\u4f8b\u53ca\u6548\u679c\uff1a<\/p>\n<p><!-- \/wp:paragraph --><\/p>\n<p><!-- wp:paragraph --><\/p>\n<p><a href=\"https:\/\/www.hightopo.com\/cn-index.html\">\u56fe\u6251\u8f6f\u4ef6 &#8211; \u6784\u5efa\u5148\u8fdb 2D \u548c 3D \u53ef\u89c6\u5316\u6240\u9700\u8981\u7684\u4e00\u5207<\/a><\/p>\n<p><!-- \/wp:paragraph --><\/p>\n","protected":false},"author":2,"featured_media":6729,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":[],"categories":[1],"tags":[3,825,7,9,489,824,620,20,17,780,59,25,186,27,622,823],"_links":{"self":[{"href":"https:\/\/www.hightopo.com\/blog\/wp-json\/wp\/v2\/posts\/6704"}],"collection":[{"href":"https:\/\/www.hightopo.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.hightopo.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.hightopo.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.hightopo.com\/blog\/wp-json\/wp\/v2\/comments?post=6704"}],"version-history":[{"count":2,"href":"https:\/\/www.hightopo.com\/blog\/wp-json\/wp\/v2\/posts\/6704\/revisions"}],"predecessor-version":[{"id":6731,"href":"https:\/\/www.hightopo.com\/blog\/wp-json\/wp\/v2\/posts\/6704\/revisions\/6731"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.hightopo.com\/blog\/wp-json\/wp\/v2\/media\/6729"}],"wp:attachment":[{"href":"https:\/\/www.hightopo.com\/blog\/wp-json\/wp\/v2\/media?parent=6704"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.hightopo.com\/blog\/wp-json\/wp\/v2\/categories?post=6704"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.hightopo.com\/blog\/wp-json\/wp\/v2\/tags?post=6704"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}